Goulds Pumps SVT-1SV User manual

I
T
T
BESV60
e-SV
T
echnical Manual
Technical ManualT
e-SV Series
V
ertical Multi-Stage Pumps
Vertical Multi-Stage PumpsV
Goulds Pumps is a brand of ITT Corporation. Goulds Pumps is ISO 9001 Registered.
Lenntech

PAGE 3
Commercial Water
Goulds Pumps
Contents
Coverage Curves..........................................................................................4
General Market Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Characteristics of 1-22SV Series ..............................................................................6
Characteristics of 33-125SV Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
General Characteristics .....................................................................................7
Typical Applications of e-SV Pumps............................................................................8
e-SV Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-12
1-22SV Series Pump Cross Section and Main Components ...................................................... 13-14
33-92SV Series Pump Cross Section and Main Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-16
125SV Series Pump Cross Section and Main Components ....................................................... 17-18
e-SV Mechanical Seals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Maximum Allowable Working Pressure Charts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Maximum Inlet Pressure / Motor Data - Starts Per Hour............................................................21
Motor Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-25
3500 RPM Curves, Dimensions and Weights ................................................................. 26-47
1750 RPM Curves, Dimensions and Weights ................................................................. 48-69
Horizontal Mounting Options............................................................................ 70-73
Table of Hydraulic Performances at 3500 RPM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74-79
Table of Hydraulic Performances at 1750 RPM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80-85
Technical Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86-88
e-SV Rating Plate
1 Goulds Catalog Number
2 Capacity Range
3 TDH Range
4 Rated Speed
5 Rated Horsepower
6 Maximum Operating Pressure
7 Maximum Operating Temperature
8 Pump Serial Number
Lenntech

PAGE 4
Commercial Water
Goulds Pumps
0
1000
FEET
312 510203050 100 200
m3/h
1241520
GPM
METERS
200
400
600
800
1200
440 300 400 500 1000
6 8 10 30 40 60 80 100 140
50
100
150
200
250
300
350
33SV 46
SV 66
SV 92
SV
15SV
22SV
10SV5SV3SV1SV
125SV
3500 RPM
0
250
FEET
312 510203050 100 200
m3/h
1241520
GPM
METERS
50
100
150
200
300
440 300 400 500 1000
6 8 10 30 40 60 80 100 140
50
75
0
25
33
SV
46
SV
66
SV 92
SV
15SV
22SV
10SV5SV3SV1SV
125SV
1750 RPM
e-SV Coverage Curve
Lenntech

PAGE 5
Commercial Water
Goulds Pumps
e-SV General Market Specifications
MUNICIPAL, AGRICULTURAL, LIGHT INDUSTRY,
WATER TREATMENT, HEATING AND AIR CONDITIONING
Applications
industrial and agricultural markets
water, water and glycol, etc.
conditioning systems
Specifications
PUMP
The e-SV pump is a non-self priming vertical multistage pump
coupled to a standard motor.
casing, is held in place by tie rods. The pump casing is available
with different configurations and connection types.

temperature version
MOTOR
enclosed fan cooled.
208-230 V for 5 HP
Lenntech

PAGE 6
Commercial Water
Goulds Pumps
e-SV Characteristics
1SV, 3SV, 5SV, 10SV, 15SV, 22SV Series
304
R – ANSI flanges, delivery port above the suction port, with
N – ANSI flanges, in-line delivery and suction ports, AISI 316
P – Victaulic couplings, in-line delivery and suction ports, AISI
316
G – ANSI flange, in-line delivery and suction ports, Class
C – ISO clamp, AISI 316
33SV, 46SV, 66SV, 92SV, 125SV Series
-
ers and outer sleeve made entirely of stainless steel, and with
pump casing and motor adapter made of cast iron in the
standard version
125SV
-
ergy savings
higher head. This ensures reduced axial thrusts and enables the
use of standard NEMA TC motors that are easily found in the
market.
Optional Features
elastomers higher head. This ensures reduced axial thrusts and enables the
use of standard NEMA TC motors that are easily found in the
market.
of air in the critical area next to the mechanical seal
ISO 3069
face counter-flanges
-
dard supply for the T versions
disassembly

-
ing the motor from the pump
of air in the critical area next to the mechanical seal

both suction and delivery flanges
flanges, in compliance with ANSI raised face.
Lenntech

PAGE 7
Commercial Water
Goulds Pumps
General Characteristics – 2-pole
SERIES SVT
1SV, 3SV, 5SV,
10SV, 15SV, 22SV
SERIES SVF, SVN
1SV, 3SV, 5SV,
10SV, 15SV, 22SV
SERIES SVR
1SV, 3SV, 5SV,
10SV, 15SV, 22SV
SERIES SVP
VICTAULIC
1SV, 3SV, 5SV,
10SV, 15SV, 22SV
SERIES SVG, SVN
33SV, 46SV, 66SV,
92SV, 125SV
e-SV Product Range 1SV 3SV 5SV 10SV 15SV 22SV 33SV 46SV 66SV 92SV 125SV
 Motor Power [HP] ½ – 5 HP ½ – 7½ ¾ – 10 ¾ – 20 2 – 25 3 – 30 3 – 60 7½ – 75 10 – 75 15 – 75 20 – 75
Max Pump Efficiency 51% 60% 70% 70% 70% 71% 76% 78% 78% 80% 79%
Materials of Construction
SVT 304 SS –
 SVN 316L SS Cast Stainless Steel / 316L SS
SVR 304 SS –
SVP 316L SS –
SVC 316L SS –
 Connection Sizes
SVT - Oval NPT 1¼" 1¼" 1¼" 2" 2" 2" –
–
Size/Class 300# 300# 300# 300# 300# 300#
SVN - Round ANSI 1¼" 1¼" 1¼" 2" 2" 2" 2½" 3" 4" 4" 5"
Size/Class 300# 300# 300# 300# 300# 300# 150/300# 150/300# 150/300# 150/300# 150/300#
–
ANSI Size/Class 300# 300# 300# 300# 300# 300#
SVP - Victaulic 1¼" 1¼" 1¼" 2" 2" 2" –
SVC - Clamp 1½" 1½" 1½" 2" 2" 2" –
SVG - Cast Iron 1¼" 1¼" 1¼" 2" 2" 2" 2½" 3" 4" 4" 5"
Size/Class 250# 250# 250# 250# 250# 250# 125/250# 125/250# 125/ 250# 125/ 250# 125/250#
Lenntech

PAGE 8
Commercial Water
Goulds Pumps
Typical Applications of e-SV Series Multi-Stage Pumps
Water Supply and Pressure Boosting
Water Treatment
Light Industry
mechanical parts, car and truck wash tunnels, washing of
Irrigation and Agriculture
Heating, Ventilation and Air Conditioning
(HVAC)
Lenntech

PAGE 9
Commercial Water
Goulds Pumps
e-SV Product Line
Numbering System for 1 – 22SV Liquid End Only
The various versions of the e-SV line are identified by a product code number on the pump label. This number is also
the catalog number for the pump. The meaning of each digit in the product code number is shown below.
Note: Not all combinations are possible.
Example Product Code
22 SV 0 2 F E 3 0
Special Configurations (optional Characters)
A = Cooling Chamber only
G = Destaged - 2 stage
H = Horizontal mount only
N = Low NPSH only
P = Passivation only
Z = High pressure only
Seal Material
2 = SilCar-SilCar-Viton
4 = SilCar-SilCar-EPR
6 = Carb-SilCar-EPR
Pole-Hz
1 = 2–50 3 = 2–60
2 = 4–50 4 = 4–60
Motor Frame (NEMA)
A = 56C D = 250TC
C = 210TC
Configuration
Total Number of Impeller Stages (may be 1 or 2 characters)
Product Line:
SV – Stainless Vertical
Nominal Flow:
1 = 5 GPM 10 = 53 GPM
3 = 16 GPM 15 = 80 GPM
5 = 26 GPM 22 = 116 GPM
Suction
discharge
location
Lenntech

PAGE 10
Commercial Water
Goulds Pumps
e-SV Product Line
Numbering System for 33 – 125SV Liquid End Only
125 SV 8 1 2 B F E 2 0
The various versions of the e-SV line are identified by a product code number on the pump label. This number is
also the catalog number for the pump. The meaning of each digit in the product code number is shown below.
Note: Not all combinations are possible.
Example Product Code
Special Configurations (optional Characters)
 H = Horizontal mount only
Seal Material
0 = Carb-SilCar-Viton
2 = SilCar-SilCar-Viton
4 = SilCar-SilCar-EPR
6 = Carb-SilCar-EPR
Pole-Hz
1 = 2–50 3 = 2–60
2 = 4–50 4 = 4–60
Motor Frame (NEMA)
 D = 250TC G = 360TSC
Configuration
G = Round-CI-304
N = Round-316
125SV ONLY
Reduced Trim Diameter  Blank if 33-92SV
Number of Reduced Trim Impellers
Total Number of Impellers/Stages
Product Line: SV – Stainless Vertical
Nominal Flow:
33 = 175 GPM
46 = 240 GPM
66 = 350 GPM
92 = 485 GPM
125 = 660 GPM
Lenntech

PAGE 11
Commercial Water
Goulds Pumps
e-SV Product Line
Numbering System for 1 – 22SV Pump & Motor Combination
The various versions of the e-SV line are identified by a product code number on the pump label. This number is
also the catalog number for the pump. The meaning of each digit in the product code number is shown below.
Note: Not all combinations are possible.
Example Product Code
2 SV 2 2 F A 2 F 5 1 A H
Special Configurations (1 or 2 Characters)
 G = Destaged - 2 stage P = Passivation only
Seal Material
0 = Carb-SilCar-Viton 4 = SilCar-SilCar-EPR
 2 = SilCar-SilCar-Viton
Motor Enclosure
1 = ODP 7 = Prem-XP
 3 = X-Proof 9 = Marine
4 = WD - Tropical A = Chem
Voltage
A = 115-230 H = 190/380 R = 220
 C = 230-460 K = 208 T = 220/380 WYE
D = 460 L = 208-230 U = 380-660 WYE
E = 575 M = 190/380/415 V = 208-230/460 WYE
 G = 200 P = 110/220
Pole-Hz-Phase
1 = 2-50-1 5 = 4-50-1
2 = 2-50-3 6 = 4-50-3
3 = 2-60-1 7 = 4-60-1
4 = 2-60-3 8 = 4-60-3
HP Rating
A = 0.50 H = 7.5
 C = 1.00 K = 15
D = 1.50 L = 20
E = 2 M = 25
 G = 5 P = 40
Configuration OPTION
C = Clamp-316
Total Number of Impeller Stages (may be 1 or 2 characters)
Product Line:
SV – Stainless Vertical
Nominal Flow:
1 = 5 GPM 10 = 53 GPM
3 = 16 GPM 15 = 80 GPM
5 = 26 GPM 22 = 116 GPM
Suction
discharge
location
Lenntech

PAGE 12
Commercial Water
Goulds Pumps
e-SV Product Line
Numbering System for 33 – 125SV Pump & Motor Combination
The various versions of the e-SV line are identified by a product code number on the pump label. This number is also the
catalog number for the pump. The meaning of each digit in the product code number is shown below.
Note: Not all combinations are possible.
Example Product Code
125 SV 8 2 A G K 3 F 2 0
Special Configurations (1 or 2 Characters)
Seal Material
0 = Carb-SilCar-Viton 6 = Carb-SilCar-EPR
Motor Enclosure
1 = ODP 5 = Prem-ODP 9 = Marine
 4 = WD - Tropical 8 = Prem-WD
Voltage
A = 115-230 H = 190/380 R = 220
 C = 230-460 K = 208 T = 220/380 WYE
D = 460 L = 208-230 U = 380-660 WYE
E = 575 M = 190/380/415 V = 208-230/460 WYE
 G = 200 P = 110/220
Pole-Hz-Phase
1 = 2-50-1 5 = 4-50-1
2 = 2-50-3 6 = 4-50-3
3 = 2-60-1 7 = 4-60-1
4 = 2-60-3 8 = 4-60-3
HP Rating
 G = 5 N = 30
H = 7.5 P = 40
J = 10 R = 50
K = 15 S = 60
L = 20 T = 75
Configuration
G = Round-CI-304
N = Round-316
125SV ONLY
Reduced Trim Diameter  Blank if 33-92SV
Number of Reduced Trin Impeller
Total Number of Impeller Stages (may be 1 or 2 characters)
Product Line:
SV – Stainless Vertical
Nominal Flow:
33 = 175 GPM 92 = 485 GPM
46 = 240 GPM 125 = 660 GPM
66 = 350 GPM
Lenntech

PAGE 13
Commercial Water
Goulds Pumps
Base Models: 1-22SV — Major Components
Lenntech

PAGE 14
Commercial Water
Goulds Pumps
Base Models: 1-22SV — Major Components
F, G, P, R VERSIONS
Ref. No. Name Material Reference Standards
USA Europe
  15 Tie Rods Carbon Steel / Zinc Plated A29 Gr. 1045 EN 10277
16 Wear Ring PPS
N, P, C VERSIONS
Ref. No. Name Material Reference Standards
USA Europe
 EN 10088-1-X2-CrNiMo17-12-2
 2 Impeller Stainless Steel AISI 316L EN 10088-1-X2-CrNiMo17-12-2
 3 Diffuser Stainless Steel AISI 316L EN 10088-1-X2-CrNiMo17-12-2
 4 Casing Stainless Steel AISI 316L EN 10088-1-X2-CrNiMo17-12-2
 5 Shaft Stainless Steel AISI 316 EN 10088-1-X2-CrNiMo17-12-2
  EN 10088-1-X2-CrNiMo17-12-2
 15 Tie Rods Carbon Steel / Zinc Plated A29 Gr. 1045 EN 10277
16 Wear Ring PPS
17 Seal Gland Stainless Steel AISI 316 EN 10088-1-X2-CrNiMo17-12-2
Lenntech

PAGE 15
Commercial Water
Goulds Pumps
Base Model: 33SV, 46SV, 66SV and 92SV — Major Components
45
44
29
3
19
4
38
24
31
26
25
36
6
11
13
9
41
49
46
48
5
2
30
20
35
37
32
22
21
47
28
40
23
10
33
35
7
42
1
12
18
12 10 34
15
18
18
12 10
40
14
18
28 23
1
30
LESS PISTON
WITH PISTON
16
39 27
27A
3
8
SV G-N
Lenntech

PAGE 16
Commercial Water
Goulds Pumps
Base Model: 33SV, 46SV, 66SV and 92SV — Major Components
No. Description SVG (33 – 92SV) SVN (33 – 92SV)
Material ASTM DIN Material ASTM DIN
1 O-Ring, Piston Seal Viton (std) EPDM (opt) Viton (std) EPDM (opt)
2 O-Ring, Mechanical Seal Sleeve Viton (std) EPDM (opt) Viton (std) EPDM (opt)
3 O-Ring, Seal housing Viton (std) EPDM (opt) Viton (std) EPDM (opt)
4 O-Ring, Sleeve Viton (std) EPDM (opt) Viton (std) EPDM (opt)
5 Mechanical Seal See Seal Materials Chart for Complete Detail See Seal Materials Chart for Complete Details
5A Cartridge Seal (not shown)
6 Screw, Guard Stainless Steel A193-304 1.4301 Stainless Steel A193-304 1.4301
7 Screw, Piston Holding Disc Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
8 Screw, Coupling Zinc Plated Steel B363 Zinc Plated Steel B633
9 Screw, MA and Seal Housing Zinc Plated Steel B633 Zinc Plated Steel B633
10 Screw, Impeller Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
11 Washer, Coupling Carbon Steel A108 Carbon Steel A108
12 Washer, Impeller Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
13 Pin, Coupling Carbon Steel A108 Carbon Steel A108
14 Plug, with Piston Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
15 Plug, without Piston Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
16 Plug, Fill Stainless Steel/O-Ring A193-316 1.4401 Stainless Steel/O-Ring A193-316 1.4401
17 Plug, Vent (not shown) Stainless Steel/O-Ring A193-316 1.4401 Stainless Steel/O-Ring A193-316 1.4401
18 Plug, Drain Stainless Steel/O-Ring A193-316 1.4401 Stainless Steel/O-Ring A193-316 1.4401
19 Pump Head Cast Iron A48 Class 35 JL1030 Stainless Steel 316 CF8M 1.4408
20 Impeller, Full Diameter Stainless Steel A193-316L 1.4404 Stainless Steel A193-316L 1.4404
21 Impeller, Reduced Diameter Stainless Steel A193-316L 1.4404 Stainless Steel A193-316L 1.4404
22 Lower Bearing Assembly SS/Cast Iron A193-316L/A48 Class 35 1.4404/JL1030 Stainless Steel A193-316L/316 CF8M 1.4404/1.4408
23 Piston Duplex SS A182-F51 1.4462 Duplex SS A182-F51 1.4462
24 Diffuser, Final Stainless Steel A193-316L 1.4404 Stainless Steel A193-316L 1.4404
25 Diffuser with Carbon Bushing Stainless Steel A193-316L 1.4404 Stainless Steel A193-316L 1.4404
26 Diffuser with Tungsten Bushing Stainless Steel A193-316L 1.4404 Stainless Steel A193-316L 1.4404
27 Outer Sleeve, 25 Bar Stainless Steel A193-316L 1.4404 Stainless Steel A193-316L 1.4404
27A Outer Sleeve, 40 Bar Stainless Steel A193-316L 1.4404 Stainless Steel A193-316L 1.4404
28 Holding Disc, Piston Seal Stainless Steel A193-316L 1.4404 Stainless Steel A193-316L 1.4404
29 Seal Housing Cast Iron A48 Class 35 JL1030 Stainless Steel 316 CF8M 1.4408
30 Spacer, Impeller Final Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
31 Spacer, Shaft Bushing Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
32 Spacer, Impeller Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
33 Spacer, Impeller Lower (66-92SV) Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
34 Bushing, Non-Piston Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
35 Tungsten Carbide Bushing Tungsten Carbide Tungsten Carbide
36 Coupling Guard Stainless Steel A193-304 1.4301 Stainless Steel 304 1.4301
37 Shaft Duplex SS A182-F51 1.4462 Duplex SS A183-F51 1.4462
38 Mechanical Seal Shaft Sleeve Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
39 Wear Ring, Impeller PPS Glass Filled PPS Glass Filled
40 Piston Seal Impregnated Carbon Impregnated Carbon
41 Stop Ring, Impeller Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
42 Pump Body Cast Iron A48 Class 35 JL1030 Stainless Steel 316 CF8M 1.4408
43 Motor Adapter Plate (not shown) Cast Iron A48 Class 25 JL1030 Cast Iron A48 Class 25 JL1030
44 Motor Adapter Cast Iron A48 Class 25 JL1030 Cast Iron A48 Class 25 JL1030
45 Coupling, Half Cast Iron A48 Class 25 JL1030 Cast Iron A48 Class 25 JL1030
46 Nut, Tie-Rod Zinc Plated Steel B633 Zinc Plated Steel B633
47 Tie-Rod Zinc Plated Steel B633 Zinc Plated Steel B633
48 Washer, Tie-Rod Zinc Plated Steel B633 Zinc Plated Steel B633
49 Spring, Final Diffuser Stainless Steel A193-316 1.4401 Stainless Steel A193-316 1.4401
Lenntech

PAGE 17
Commercial Water
Goulds Pumps
Base Models: 125SV — Major Components
SV G-N
Lenntech

PAGE 18
Commercial Water
Goulds Pumps
Base Models: 125SV — Major Components
G VERSIONS
Ref. No. Name Material Reference Standards
USA Europe
 4 Casing Stainless Steel AISI 316L EN 10088-1-X2-CrNiMo17-12-2
 5 Shaft Duplex Stainless Steel UNS S 31803 EN 10088-1-X17-CrNiMoN22-5-3
 6 7 Wear Ring PPS
8 EN 10088-1-X2-CrNiMo17-12-2
 16 Tie Rods Carbon Steel / Zinc Plated A29 Gr. 1045 EN 10277
N VERSIONS
Ref. No. Name Material Reference Standards
USA Europe
 5 Shaft Duplex Stainless Steel UNS S 31803 EN 10088-1-X17-CrNiMoN22-5-3
 6 7 Wear Ring PPS
8 16 Tie Rods Carbon Steel / Zinc Plated A29 Gr. 1045 EN 10277
Lenntech

PAGE 19
Commercial Water
Goulds Pumps
Pump Code Rotating Face Stationary Face Elastomers Spring Metal Components Elastomer Temp Seal Temp Max. Working Application
1 2 3 4 5 Limits °F (°C) Limits °F (°C) Pressure
1SV 0 Carbon Viton  General Service
3SV 2 Silicon Carbide   580 psi Abrasive
5SV 4  Silicon Carbide EPR 316SS 316SS  
10V 6 Carbon   General Service
15SV 1     255 psi  22SV Carbon   
33SV 0 Carbon  General Service
46SV 2
Silicon Carbide Silicon Carbide
Viton   580 psi
66SV 4  316SS 316SS   Abrasive
92SV EPR 
125SV 6 Carbon  General Service
e-SV Mechanical Seals
Rotating Stationary Elastomers Spring Sleeve Set Screw Locking
Pump Face Face Collar
1 2 3 4 5 6
33SV Carbon Viton
46SV Silicon
316SS 316SS 300SS 316SS
66SV Carbide Silicon EPR
92SV Carbide
1 – 22SV 33 – 125SV
7543 213 3
6
VENT 1⁄8 NPT
VENT 1⁄8 NPT
PULLER
HOLES
CARTRIDGE SEAL
Lenntech

PAGE 20
Commercial Water
Goulds Pumps
MAXIMUM WORKING PRESSURE (PSIG)
TEMPERATURE (F)
-50 050100 150 200 250 300 350
0
100
200
300
400
500
600
700
800
1SV-22SV
CLASS 250 ASTM A48 CLASS 35 “G”
TRI CLAMP “C” & CLASS 300-304L/316L “R, W, XY”
OVAL “T”
VICTAULIC, TRI CLAMP & OVAL ONLY GO TO 250F
VICTAULIC “P”
CLASS 300-304L/316L “F & N”
-20 -14
EPR Viton High Temperature Seal Limit
Standard
Seal
Limit
MAXIMUM WORKING PRESSURE (PSIG)
TEMPERATURE (F)
-50 050100 150 200 250 300 350
0
100
200
300
400
500
600
700
800
33SV-92SV
CLASS 250 ASTM A48 CLASS 35 “G”
CLASS 300-316 “N”
-20 -14
EPR Viton
Seal Limit
CLASS 150-316 “N”
CLASS 125 ASTM A48 CLASS 35 “G”
Maximum Allowable Working Pressure Charts
Lenntech

PAGE 21
Commercial Water
Goulds Pumps
Motor Data – Starts per Hour / Minimum Run Time
HP Maximum Starts per Hour* Minimum run time between starts (seconds)
0.5 24 120
0.75 24 120
1 15 75
1.5 13 76
2 12 77
3 9 30
5 8 83
7.5 7 88
10 6 92
15 5 100
20 5 110
25 5 115
30 4 120
40 4 130
50 3 145
60 3 170
75 3 180
NOTE(S)
allowable tolerance for heat rise and insulation breakdown.
Maximum Inlet Pressure
a closed valve must always be lower than the maximum permissible operating pressure.
p1max ≤PN - pmax
Having the following meaning of the symbols:
pmax = Maximum pressure delivered by the pump
p1max = Maximum inlet pressure
PN = Maximum operating pressure
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