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York MV User Manual

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255427-YTG-F-1006
                                                                                                                                                                                                                               
Unitary Products Group
7
POWER WIRING
ELECTRICAL DATA (FOR MULTI SOURCE POWER SUPPLY) - COPPER WIRE 208/230-1-60
Model
Heater 
Model
Min. Circuit Ampacity
Max. O.C.P.
1 
Amps/Type
75°C Wire Size - AWG
Circuit
Circuit
Circuit
1st
2nd
3rd
1st
2nd
3rd
1st
2nd
3rd
208/240
208/240
208/240
208/240
208/240
208/240
208/240
208/240
208/240
MV12B
4HK165N1506
49.2 / 55.4 21.7 / 25.0
–
50 / 60
25 / 25
–
8 / 6
10 / 10
–
MV12D
4HK16501506
49.2 / 55.4 21.7 / 25.0
–
50 / 60
25 / 25
–
8 / 6
10 / 10
–
4HK16501806
45.6 / 51.2 39.7 / 45.8
–
50 / 60
40 / 50
–
8 / 6
8 / 8
–
4HK16502006
49.2 / 55.4 43.3 / 50.0
–
50 / 60
45 / 50
–
8 / 6
8 / 8
–
MV16C
4HK16501506
51.0 / 56.9 21.7 / 25.0
–
50 / 60
25 / 25
–
8 / 6
10 / 10
–
4HK16501806
17.3 / 52.7 39.7 / 45.8
–
50 / 60
40 / 50
–
8 / 6
8 / 8
–
4HK16502006
51.0 / 56.9 43.3 / 50.0
–
50 / 60
45 / 50
–
8 / 6
8 / 8
–
MV20D
4HK16501506
53.1 / 58.8 21.7 / 25.0
–
60 / 60
25 / 25
–
6 / 6
10 / 10
–
4HK16501806
49.5 / 54.6 39.7 / 45.8
–
50 / 60
40 / 50
–
8 / 6
8 / 8
–
4HK16502006
53.1 / 58.8 43.3 / 50.0
–
60 / 60
45 / 50
–
6 / 6
8 / 8
–
4HK16502506
49.3 / 56.5 43.3 / 50.0 21.7 / 25.0
50 / 60
45 / 50
25 / 25
8 / 6
8 / 8
10 / 10
1. OCP = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.
KW & MBH CONVERSIONS
FOR
208-VOLT
OPERATION MULTIPLY
240-VOLT
TABULATED KW & MBH BY
.751
230-VOLT
240-VOLT
.918
ELECTRICAL DATA - COOLING UNIT ONLY (60 Hz)
MODEL
Total Motor Amps
Minimum Circuit Ampacity
Max. O.C.P.
1 
Amps/Type
Minimum Wire Size
AWG @ 75°C 
60 Hertz
60 Hertz
208V
230V
208V
230V
MV12B
4.7
4.3
5.9
5.4
15
14
MV12D
4.7
4.3
5.9
5.4
15
14
MV16C
6.1
5.0
7.6
6.9
15
14
MV20D
7.8
7.0
9.7
8.8
15
14
1. OCP = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.
Line Power
ELECTRIC HEAT
WITHOUT CIRCUIT BREAKER
SINGLE SOURCE (2.5 - 10 KW)
GND. LUG
POWER
SUPPLY
GND.
LUG
ELECTRIC HEAT
WITHOUT CIRCUIT BREAKER
3 PHASE (10 - 15 KW)
GND. LUG
POWER
SUPPLY
GND.
LUG
1 PHASE ELECTRIC HEAT
WITH CIRCUIT BREAKER
AS SHIPPED FROM FACTORY
SINGLE SOURCE
(2.5 - 25 KW) - 25 KW SHOWN
GND. LUG
POWER
SUPPLY
GND.
LUG
1 PHASE ELECTRIC HEAT
WITH CIRCUIT BREAKER
& BREAKER BAR REMOVED
MULTI-SOURCE (15 - 25 KW) - 25 KW SHOWN
GND. LUG
POWER
SUPPLY 1
GND.
LUG
POWER
SUPPLY 2
POWER
SUPPLY 3
TYPICAL WIRING WITHOUT ELECTRIC HEAT
GND. LUG
POWER
SUPPLY
GND.
LUG
POWER WIRING (208/230-1-60)
NOTE: USE ONLY COPPER CONDUCTORS
TERMINAL
BLOCK
TERMINAL
BLOCK
MAY BE 1, 2, OR 3
CIRCUIT BREAKERS
MAY BE 1, 2, OR 3
CIRCUIT BREAKERS
(JUMPER BAR)
CONNECT LEADS WITH WIRE NUTS
(TYPICAL ALL HEAT KITS)