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5169034-UIM-B-0216

16

Johnson Controls Unitary Products

 FIGURE 13:  

Wiring Diagram - Three Phase Heat Kits

HE2

FL

HE3

FL

HE6

FL

HE1

FL

HE4

FL

HE5

FL

5

4

3

2

6

1

WHITE

BLUE

PURPLE

RED / WHITE

BLACK

L3

L2

L1

GND

LEGEND
FL - FUSIBLE LINK
GND - EQUIPMENT GROUND
HE - HEATING ELEMENT
LS - LIMIT SWITCH
RLY - RELAY
SD - SERVICE DICONNECT

FIELD POWER WIRING
(208/230V)
FACTORY WIRING
(208/230V)
FACTORY WIRING
LOW VOLTAGE

HEATER KITS:
6HK36501025C
6HK36501525C

HEATER KITS:
6HK46502025C
6HK46502525C

3 PHASE ELECTRIC HEAT KITS

5175906-UWD-A-0216

HEATER KIT:
6HK36501825C

LS

LS

LS

LS

LS

LS

WHITE

WHITE

BLUE

BLUE

BLUE

WHITE

BROWN

BROWN

BLUE

BLUE

BROWN

BLUE

BROWN

BLUE

BLUE

BLUE

BLUE

YELLOW

YELLOW

BLACK

BLACK

YELLOW

YELLOW

BLACK

BLACK

RED / WHITE

BLACK

BLUE

BLACK

BLUE

YELLOW

BLACK

YELLOW

YELLOW

BLUE

BLACK

BLUE

BLACK

YELLOW

RLY 1

RLY 2

RLY 3

RLY 6

RLY 5

RLY 4

HE2

FL

HE3

FL

HE6

FL

HE1

FL

HE4

FL

HE5

FL

5

4

3

2

6

1

WHITE

BLUE

PURPLE

RED / WHITE

BLACK

GND

LS

LS

LS

LS

LS

LS

WHITE

WHITE

BLUE

BLUE

BLUE

WHITE

BROWN

BROWN

BLUE

BLUE

BROWN

BLUE

BROWN

BLUE

BLACK

BLUE

YELLOW

BLACK

YELLOW

YELLOW

BLUE

BLACK

BLUE

BLACK

YELLOW

RLY 1

RLY 2

RLY 3

RLY 6

RLY 5

RLY 4

SD 1

SD 2

L1

L2

L3

L1

L2

L3

BLACK

BLACK

BLACK

YELLOW

YELLOW

RED / WHITE

BLUE
BLUE

BLACK
BLACK

YELLOW
YELLOW

BLUE
BLUE

HE3

FL

HE2

FL

5

4

3

2

6

1

WHITE

BLUE

PURPLE

RED / WHITE

BLACK

L3

L2

L1

GND

LS

LS

WHITE

WHITE

BLUE

BLUE

BLUE

WHITE

BLUE

BLUE

YELLOW

YELLOW

BLACK

RLY 1

RLY 2

RLY 3

HE1

FL

LS

BLACK

BLACK

BLACK

BLACK

RED / WHITE

BLUE

BLUE

YELLOW

YELLOW

GND

Summary of Contents for ME08B

Page 1: ...ld installed accessories Single phase kits are available from 2 5 kW to 25 kW 208 230 volt three phase kits are available from 10kW to 25kW SECTION II SAFETY This is a safety alert symbol When you see...

Page 2: ...carrier s freight bill A separate request for inspection by the carrier s agent should be made in writing Also before installation the unit should be checked for screws or bolts which may have loosen...

Page 3: ...URATION These air handler units are supplied ready to be installed in an upflow downflow horizontal right or horizontal left position Refer to Figure 2 The unit requires no conversion procedures AIR H...

Page 4: ...ENSIONS C D 12 3 16 19 1 8 B 20 1 2 21 1 2 TABLE 1 Dimensions ME MODELS Dimensions1 Wiring Knockout Dimensions1 2 A B C D E F Height Width Bottom Opening Top Opening Power Control ME08B 21 1 2 17 1 2...

Page 5: ...d be designed in accordance with the Air Conditioning Contractors of America ACCA Manual D HORIZONTAL SUSPENSION For suspension of these units in horizontal applications it is recom mended to use angl...

Page 6: ...for Horizontal right hand airflow applica tion only Follow instructions with heater for modification SECTION VI LINE POWER CONNECTIONS Power may be brought into the unit through the supply air end of...

Page 7: ...heat kit connected to tap 5 for the heating speed and the cooling heat pump connected to tap 4 for the heating speed The cooling heat pump indicating speed is supplied by the thermostat G signal The...

Page 8: ...correct wire sizing TABLE 4 Electrical Heat Minimum Fan Speed Heater Kit Models1 2 3 Nom kW 240V Air Handler Models ME08B ME12B ME14D ME16C ME20D 6HK 0 1 6500206 2 4kW Med Lo 2 Med Lo 2 Med Lo 2 Med L...

Page 9: ...onnect OR 1 with service disconnect 2 1 2 1 with service disconnect no breaker jumper bar OR 2 with service disconnect breaker jumper bar 3 6HK3 3 Phase with terminal block connectors only 6HK4 3 Phas...

Page 10: ...Field Wiring Min Circuit Ampacity MOP 3 208V 230V 208V 230V TABLE 8 Electrical Data For Multi source Power Supply 208 230 1 60 Air Handler Models Heater Models Heater Amps 240V Min Circuit Ampacity M...

Page 11: ...A and MOP requirements are given here only for reference if used with field installed single point power modification S1 32436041000 3 MOP Maximum Overcurrent Protection device must be HACR type circu...

Page 12: ...MED HI 1272 1245 1209 1174 1143 1106 1073 3 MED 1072 1040 1007 973 937 874 778 2 MED LO 857 821 794 756 676 613 567 1 LO 654 606 557 504 443 379 271 CM30B 5 HI 1354 1325 1294 1263 1230 1198 1168 4 ME...

Page 13: ...52 1706 1680 1633 1591 1546 1511 2 MED LO 1545 1505 1468 1432 1393 1351 1307 1 LO 1340 1296 1260 1219 1169 1118 1055 CM48D 5 HI 2062 2024 1993 1952 1910 1868 1836 4 MED HI 2006 1958 1932 1890 1850 181...

Page 14: ...e fan only to assure a dry coil Drill 2 holes one 12 away from the air handler in the supply air duct and on 12 away from the air handler in the return air duct before any elbows in the duct work Inse...

Page 15: ...L AND NATIONAL CODES MUST BE FOLLOWED SEE INSTALLATION INSTRUCTIONS FOR PROPER LOW VOLTAGE FIELD WIRING CONNECTIONS LEGEND LS LIMIT SWITCH SEQ SEQUENCER HE HEATING ELEMENT FL FUSIBLE LINK H SEQUENCER...

Page 16: ...UE BLUE BLUE BLUE YELLOW YELLOW BLACK BLACK YELLOW YELLOW BLACK BLACK RED WHITE BLACK BLUE BLACK BLUE YELLOW BLACK YELLOW YELLOW BLUE BLACK BLUE BLACK YELLOW RLY 1 RLY 2 RLY 3 RLY 6 RLY 5 RLY 4 HE2 FL...

Page 17: ...dry bulb temperature Return air dry bulb temperature Temperature drop 1 2 3 4 5 Low Medium Low Medium Medium High High A B C D Outside air dry bulb temperature Return air wet bulb temperature Supply a...

Page 18: ...oting and correcting any problems Operate the unit through cooling cycles from the thermostat noting and correcting any problems Operate the unit through mechanical heating cycles from the thermostat...

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