Raypak HI DELTA 302B User manual

Catalog No.: 2000.302D Effective: 11-15-07 Replaces: 1-1-07
Job:
Engineer:
Contractor:
Prepared By: Date:
Model: Indoor/Outdoor: MBTUH Input:
100% Factory Fire Tested
Efficiency: 84%
Maximum Outlet Temperature: 230°F
Minimum Non-Condensing Inlet Temperature: 105°F
Thermal Shock Proof Heat Exchanger
Limited Twenty-Year Thermal Shock Warranty
Limited Ten-Year Closed-System Heat Exchanger
Warranty
Diagnostic Center with Fault History
PolyTuf Powder Coated Cabinet
No Combustible Floor Shield Required
Fan-Assisted
Patented Burner Security Blanket
Heat Exchanger
H Stamp
Headers
Glass-Lined Cast Iron – Standard
Bronze – Option A-1
ASME Inspected and Stamped
160 PSIG Working Pressure
National Board Approved
Fin Tubing
Copper – Standard
Cupro Nickel – Option A-3
ASME Steel Tube Sheet
Silicone High Temp. O-Rings
ASME Pressure Relief Valve
45 PSIG – Standard on Models
302B and 402B
60 PSIG – Standard on Models
502B-902B
PSIG – Optional
Temperature and Pressure Gauge
Water Connections
Left – Standard
Right – Option A-6
Controls
120V, 60Hz, 1∅Power Supply
120/24V 60Hz Transformer
100% Shut-Off/Lockout
Hot Surface Ignition
Remote Flame Sensor
High Limit Control, Manual Reset
On/Off Power Switch
Manual Shut-Off, Front-Mounted
Flow Switch
Blocked Vent Pressure Switch
Combustion Air Proving Switch
Economaster Pump Time Delay
Enable/Disable
Gas Train
Manual Gas Shut-Off Valve(s)
Gas Pressure Regulator
Safety Shut-Off Valve
Firing Control Valve
Firing Mode
On/Off (H4): Models
302B and 402B
2-Stage (H3): Models
302B-902B
Fuel
Natural Gas
Propane Gas
4” WC Gas Supply Pressure
G-20
Design Certified ANSI Z21.13/
CSA 4.9
Construction
Indoor/Outdoor Construction
Enclosed Front Controls
Venting
Vent Location
Top – Standard
Rear – Option D-14
Vent Termination Cap
Outdoor D-11
Indoor, Horizontal D-15
Indoor, Vertical (by others)
Combustion Air
In-Line Filter Kit (TruSeal only)
D-17
Air Intake Elbow D-16
Extractor – Optional
By others
Not required
Burner
Ultra-Low NOx: Less than 30 PPM
Temperature Controls
B-2 Tankstat, Single-Stage
(100-200°F)
B-3 Tankstat, 2-Stage (100-200°F)
B-6 Aquastat, 2-Stage (100-200°F)
B- TempTracker Digital Controller,
2-Stage
B- TempTracker Digital Controller,
4-Stage
Y-241 Electronic Sequencer, 4-Stage
Y-281 Electronic Sequencer, 8-Stage
Options
C-6 Ignition Module, Manual Reset
D-21 TruSeal®Direct Vent
F-10 Low Water Cut-Off, Remote Probe
I-1 High Limit Control, Auto Reset
P- Pump: HP, 120V, 1∅, 60Hz
Water Hardness: GPG
Cast Iron Bronze
Mounted Loose
Front Rear
P-26 Cold Water Start (See 2000.48)
S-1 Low Gas Pressure Switch, Manual
S-2 High Gas Pressure Switch, Manual
X-1 SureRack™ Kit
X-2 SureRack Add-on
Regulatory Agency Requirements
Hi Delta®- Type H
Space Heating/Hot Water Boilers
Models 302B-902B

Catalog No.: 2000.302D Effective: 11-15-07 Replaces: 1-1-07
Hi Delta – Type H
Models 302B-902B Model
RATES OF FLOW AND PRESSURE DROPS
10°F ∆T 20°F ∆T 30°F ∆TMin. Flow Max. Flow
Model GPM ∆P (ft) GPM ∆P (ft) GPM ∆P (ft) GPM ∆P (ft) ∆TGPM ∆P (ft) ∆T
302B 51 3.2 25 <1.0 N/
A
N/
A
20 <1 25 90 9.8 6
402B 68 5.4 34 1.5 22 <1 20 <1 34 90 10.0 7
502B 85 9.2 42 2.3 28 1.1 21 <1 40 90 10.5 9
652B N/A N/A 55 4.0 36 1.8 28 1.1 40 90 10.7 12
752B N/A N/A 64 5.5 42 2.5 32 1.6 40 90 11.0 14
902B N/A N/A 76 8.5 51 3.8 38 2.2 40 90 11.8 17
Basis is 20 GPM or 40°F ∆T for minimum flow, 90 GPM for maximum flow.
NOTE: Pump location
varies based on model
and application
SPECIFICATIONS
A
pprox.
MBTUH
A
G H
K
T W
A
mp. Shipping
Model Input Output Width NPT NPT Draw Wt. (Lbs)
302B 300 252 36 3/4 2 5 6 18 6 380
402B 399 335 43 3/4 2 6 6 18-1/2 6 445
502B 500 420 50 1-1/4 2 6 6 22 6 545
652B 650 546 60-1/2 1-1/4 2 8 6 27-1/4 6 590
752B 750 630 67-1/2 1-1/4 2 8 6 30-3/4 6 675
902B 900 756 78 1-1/4 2 8 6 36 7 740
Dimensions are in inches.
NOTES: 1. Rates shown are for natural or propane gas, and elevations up to 5,000 feet. For installation above 5,000 feet, please contact manufacturer.
2. Required natural gas pressure is 7 – 10.5” WC. Required propane gas pressure is 11 - 13” WC.
Raypak, Inc. 2151 Eastman Avenue, Oxnard, CA 93030 [phone] Fax [phone] www.raypak.com