Franklin MBR Quick start guide
SS-FGMBR www.franklinhvacsystems.com 8/14
Product Features
• Direct drive, multi-speed PSC
blower motor
• 3 kW – 21 kW electric heat kits
• Blower section usable as
electric heater
• Horizontal or vertical
conguration capabilities
• 21"depth for easier attic access
• Foil-faced insulation covers the
internal casing to reduce cabinet
condensation
• Galvanized, leather grain-
embossed nish
• AHRI certied; ETL listed
MBR
Multi-Position
Multi-sPeed PsC MotoR
ModulaR BloweR
1½ to 5 tons
Contents
Air Handler Nomenclature ....................2
Heater Kit Nomenclature .......................2
Product Specications ...........................3
Dimensions ............................................4
Airow Data ...........................................5
Heat Kit Data...........................................6
Wiring Diagram ......................................7
* Complete warranty details available from your local dealer or at www.franklinhvacsystems.com.
To receive the 10-Year Parts Limited Warranty, online registration must be completed within
60 days of installation. Online registration is not required in California or Quebec.
Product SPecificationS
2 www.franklinhvacsystems.com SS-FGMBR
noMenClatuRe
Design Series Electrical
MB Modular Blower 1 208-230/60/1
Motor Speed Revisions
R Multi-Speed A First Series
Circuit Breaker
Airflow Delivered A No Circuit Breaker
08 800 CFM B Circuit Breaker
12 1200 CFM
16 1600 CFM Factory-installed Electric Heat
20 2000 CFM 00 No Heat
1,2
MB
1
11
12
5,6
00
7,8
9
A
10
A
R
3,4
X 03 X A
1 2 3 4 5
UnitType Revisions
HKR HeatKitfor EngineeringRevisions
AirHandlers
Phase
Phase A SinglePhase208V
X Nocircuitbreaker B SinglePhase240V
C CircuitBreaker C SinglePhase208/240V
D ThreePhase208V*
HeatingCapacity@240Volts
E ThreePhase240V*
03 3.0kW F
ThreePhase208/240V*
05 4.5kW G ThreePhase460V*
06 6.0kW
08 8.0kW CabinetSize(MAX)
10 9.6kW C CCabinet
15 14.4kW D DCabinet
19 19.2k@wth150Flimit XAllCabinetSizes
20
19.2kWwith170Flimit
25 25.0kW
HKR
*Heatkitrequiresthreephasepowersupply
AA
6,7
Heating kw CoRReCtion FaCtoR
240 230 220 210 208
1.00 0.92 0.84 0.77 0.75
Multiply the 240-volt heating capacity by correction factors.
Product SPecificationS
SS-FGMBR www.franklinhvacsystems.com 3
sPeCiFiCations
MBR0800AA-1 MBR1200AA-1 MBR1600AA-1 MBR2000AA-1
Diameter 9" 9" 10" 10"
Width 6" 8" 8" 10"
Voltage 208 / 230 208/230 208 / 230 208 / 230
Min Circuit Ampacity 1.9 3 3.8 4.9
Max. Overcurrent Device (Amps) 15 15 15 15
Horsepower (HP) ¼ ½
62 62 73 84
Product SPecificationS
4 www.franklinhvacsystems.com SS-FGMBR
diMensions
toP View
SMALLMEDIUMLARGE
8.840
10.159
16.500
11.029
11.209
20.021
13.178
11.209
23.464
10¼"
16 ½"
13¼"
11¼”
23 ½"
17½" 21" 24½"
11"
11¼"
H
MBR0800* 17½" 26" 21"
MBR1200* 17½" 26" 21"
MBR1600* 21" 30" 21"
MBR2000* 24½" 30" 21"
side and FRont Views
Product SPecificationS
SS-FGMBR www.franklinhvacsystems.com 5
aiRFlow data
MBR0800**-*
MBR1200**-*
MBR1600**-*
MBR2000**-*
High
0.1 1,240 1,500 1,800 2,160
0.2 1,170 1,460 1,740 2,080
0.3 1,120 1,360 1,680 1,990
0.4 1,060 1,280 1,610 1,890
0.5 980 1,200 1,520 1,790
0.6 900 1,110 1,430 1,690
Medium
0.1 900 1,380 1,540 1,730
0.2 850 1,320 1,490 1,670
0.3 790 1,270 1,450 1,590
0.4 740 1,200 1,400 1,520
0.5 680 1,140 1,350 1,420
0.6 605 1,040 1,280 1,320
Low
0.1 650 1,170 1,130 1,520
0.2 590 1,130 1,100 1,450
0.3 540 1,080 1,070 1,360
0.4 500 1,020 1,030 1,290
0.5 430 950 990 1,200
0.6 330 830 930 1,090
Notes
•
•
Product SPecificationS
6 www.franklinhvacsystems.com SS-FGMBR
Heat kit data
Models
MOP² MOP² MOP²
HKR-03*
HKR-05* / 05C*
HKR-06*
HKR-08* / -08C*
HKR-10* / -10C*
0 / 0
10.8 / 12.5
17.2 / 19.8
21.7 / 25.0
25.3 / 29.2
34.3 / 39.6
1.9 / 1.9
15.4 / 18
23 / 27
29 / 33
33 / 38
45 / 51
15 / 15
20 / 20
25 / 30
30 / 35
35 / 40
45/ 60
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
HKR-03*
HKR-05* / 05C*
HKR-06*
HKR-08* / -08C*
HKR-10* / -10C*
HKA-15C*
HKA-20C*
^HKR3-15*
^HKR3-20*
0 / 0
10.8 / 12.5
17.2 / 19.8
21.7 / 25.0
25.3 / 29.2
34.3 / 39.6
34.3 / 39.6
34.3 / 39.6
0 / 0
0 / 0
3.0 / 3.0
17 / 19
24 / 28
30.1 / 34
35 / 39
46 / 52
46 / 52
46 / 52
3.0 / 3.0
3.0 / 3.0
15 / 15
20 / 20
25 / 30
35 / 40
35 / 40
50 / 60
50 / 60
50 / 60
15 / 15
15 / 15
---
---
---
---
---
---
17.2 / 19.8
34.3 / 39.6
31.3 / 36.1
40.7 / 46.9
---
---
---
---
---
---
21 / 25
43 / 49
39 / 45.1
51 / 59
---
---
---
---
---
---
25 / 25
45 / 50
40 / 50
60 / 60
---
---
---
---
---
---
67/77
89/102
---
---
---
---
---
---
---
---
70 / 80
90 / 110
---
---
HKR-03*
HKR-05* / 05C*
HKR-06*
HKR-08* / -08C*
HKR-10* / -10C*
HKA-15C*
HKA-20C*
^HKR3-15*
^HKR3-20*
0 / 0
10.8 / 12.5
17.2 / 19.8
21.7 / 25.0
25.3 / 29.2
34.3 / 39.6
34.3 / 39.6
34.3 / 39.6
0 / 0
0 / 0
3.8 / 3.8
17 / 19
25.2 / 28
31 / 35
35.3 / 40.2
47 / 53
47 / 53
47 / 53
3.8 / 3.8
3.8 / 3.8
15 / 15
20 / 20
30 / 30
35 / 35
40 / 45
50 / 60
50 / 60
50 / 60
15 / 15
15 / 15
---
---
---
---
---
---
17.2 / 19.8
34.3 / 39.6
31.3 / 36.1
40.7 / 46.9
---
---
---
---
---
---
21 / 25
43 / 49
39 / 45.1
51 / 59
---
---
---
---
---
---
25 / 25
45 / 50
60 / 60
60 / 60
---
---
---
---
---
---
68/78
90/103
---
---
---
---
---
---
---
---
70 / 80
90 / 110
---
---
HKR-03*
HKR-05* / 05C*
HKR-06*
HKR-08* / -08C*
HKR-10* / -10C*
HKA-15C*
HKA-20C*
^HKR3-15*
^HKR3-20*
0 / 0
10.8 / 12.5
17.2 / 19.8
21.7 / 25.0
25.3 / 29.2
34.3 / 39.6
34.3 / 39.6
34.3 / 39.6
0 / 0
0 / 0
4.9 / 4.9
18 / 21
26 / 30
32 / 36
36 / 41
48 / 54
48 / 54
48 / 54
4.9 / 4.9
4.9 / 4.9
15 / 15
20 / 25
30 / 35
35 / 40
40 / 45
50 / 60
50 / 60
50 / 60
15 / 15
15 / 15
---
---
---
---
---
---
17.2 / 19.8
34.3 / 39.6
31.3 / 36.1
40.7 / 46.9
---
---
---
---
---
---
21 / 25
43 / 49
39 / 45.1
51 / 59
---
---
---
---
---
---
25 / 25
45 / 50
40 / 50
60 / 60
---
---
---
---
---
---
69/79
91/104
---
---
---
---
---
---
---
---
70 / 80
100 / 110
---
---
All ampacities noted above include air handler motor amps
Circuit 1: Single-phase for Air Handlers / Circuit 2: Three-phase
for HKR3 Heater Kits
¹ Minimum Circuit Ampacity (Heater Amps + Motor Amps) X 1.25
² Maximum Overcurrent Protection = 2.25 X Motor Amps +
Heater Amps
* Revision level that may or may not be designated
C = Circuit Breaker Option
--- indicates Not Required
HKA meets the new UL1995 requirements for 15 and 20KW heaters
• Only applicable when HKA kits are included in table
• MBVC and MBR models
Product SPecificationS
SS-FGMBR www.franklinhvacsystems.com 7
wiRing diagRaM – aiR HandleR
Wiring is subject to change. Always
refer to the wiring diagram on the
unit for the most up-to-date wiring. ⚠waRning
High Voltage: Disconnect all power before servicing or installing this unit. Multiple power
sources may be present. Failure to do so may cause property damage, personal injury, or death. ⚡
Product SPecificationS
8 www.franklinhvacsystems.com SS-FGMBR
The manufacturing entity reserves the right to discontinue or change the specications
or design at any time without notice and without incurring any obligations.
wiRing diagRaM – 5 eleMent HeateR kit
M9
M10
TL
FL
HTR1
HTR2
HTR3
HTR4
M6
M5
L2
L2 L1
RD
BL
BK
YL
RD
BK
BK
RD
M1 M3
YL
BL
BK RD
M2
R1
M4
PU
9
8
WH
M8
7
6
BR 5
M7
R2
BL
RD
BL 4
3
2
BL
YL
BK 1
PC
RD
BK
HTR5
L1
L2
L1
BL
R3
PU
PU
L2L1
CB4
CB3 CB1 CB2
WH
PU
TL
FL
TL
FL
TL
FL
TL
FL
COLOR CODE
BK = BLACK
BL = BLUE
BR = BROWN
PK = PINK
RD = RED
WH = WHITE
YL = YELLOW
WIRING CODE:
HIGH VOLTAGE
LOW
VOLTAGE
COMPONENT CODE
PC = 9 PIN CONNECTOR
HTR = HEATER ELEMENT
TL = THERMAL LMT
RS = RELAY/SEQUENCER
TB = TERMINAL BLOCK
CB = CIRCUIT BREAKER
CC = CONTACTOR
FL = FUSE LINK
TR = TRANSFORMER
SR = STRAIN RELIEF
EM = EVAPORATOR MOTOR
EBTDR = ELEC. BLOWER TIME DELAY
RC = RUN CAPACITOR
GR = GREEN
OR = ORANGE
PU = PURPLE
0140M00274-A
NOTE: WHEN INSTALLING HEATER KIT, ENSURE SPEED TAP MUST EXCEED OR
EQUAL THE MINIMUM BLOWER SPEED (MBS) SPECIFIED FOR THE AIRHANDLER /
HEATER KIT COMBINATION ON THIS UNIT'S SERIAL PLATE. AFTER INSTALLING
OPTIONAL HEAT KIT, MARK AN "X" IN THE PROVIDED BELOW.
NO MARK INDICATES NO HEAT KIT INSTALLED.
FIVE (5) ELEMENT ROWS
NOTE:-
THIS LABEL MUST BE ATTACHED ON THE
AIRHANDLER IN A PROMINENT LOCATION
BK RD BK
RD
wiRing diagRaM – 3 PHase HeateR kit
RC
BR
BR
EM
3 5
2
1 4
RD
TR
WH
BR
BK
L2
L1
RD
RD BL
BK
PU
BL
PU
RELAY/SEQUENCER
THERMAL LIMIT
TRANSFORMER
RUN CAPACITOR
ELEC. BLOWER TIME DELAY RELAY
EVAPORATOR MOTOR
HEAT ELEMENT
HTR
EBTDR
EM
RS
TL
TR
RC
COMPONENT CODE
24 VOLT
TR
RC EM
EBTDR
EBTDR
COM
NONC
208/240 VOLTS
0140M00273-A
WH
BK
GND
L3 T3
CC
L2
L1
BL
T2
T1
R
BL
RD
BR
M3
M4
PU
M2
PU
WH
M1
WH
WH
RS
BL
WH
PU
BL
RD
1
2
3
5
7
8
9
6
4
WH
PC
EBTDR
TERMINAL BLOCK
CONTACTOR
9-PIN CONNECTORPC
CC
TB
M2
RS
M1
M3M4
L1 L2
LOW
HIGH
CC
HEATER CONTROL
AR POWER SUPPLY
1
2
3
4
5
6
7
8
9
PC
(CIRCUIT 1)
NC
SPEEDUP
GR
C
RD
XFMR-R
XFMR-C
M1
COM
K1
NO
K1
L1
RD
GR
PK
BL
PU
SR
STRAIN RELIEF
M1
YL YELLOW
BK BLACK
BL BLUE
BR BROWN
GR GREEN
OR ORANGE
PK PINK
PU PURPLE
RD RED
WH W HITE
COLOR CODE
(CIRCUIT 2)
HKR POWER SUPPLY
L1 L2 L3
FL
SR
FUSE LINK
W2 W1
W
BR
GR
BL
PK
GR
CRD
T1 T2 T3
123
45
FL
HTR3
TL
FL
HTR2
TL
FL
HTR1
TL
TL
FL HTR3 TL
FL HTR2
TLFL HTR1
CB CIRCUIT BREAKER
L1
L2
L3
BK
BK BK
BK
BK
BK
BK BK
BK
BK
BK BK
BK
BK
BK
BK
BK
BK
BK
WIRING CODE
HIGH VOLTAGE
LOW VOLTAGE
BK
NOTE: WHEN INSTALLING HEATER KIT, ENSURE SPEED TAP MUST EXCEED OR EQUAL THE MINIMUM BLOWER
SPEED (MBS) SPECIFIED FOR THE AIRHANDLER/HEATER KIT COMBINATION ON THIS UNIT'S SERIAL PLATE.
AFTER INSTALLING OPTIONAL HEAT KIT, MARK AN "X" IN THE PROVIDED BELOW.
NO MARK INDICATES NO HEAT KIT INSTALLED.
NOTE:-
THIS LABEL MUST BE
ATTACHED ON THE
AIRHANDLER IN A PROMINENT
LOCATION
BK RD
TB
L1 L2
CIRCUIT 1
1 PH 208-240V
CIRCUIT 2
3 PH. 208-240V
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