Kw & Mbh Conversions; Electrical Data - Cooling Unit Only (60 Hz); Power Wiring - York MV Technical Manual

255427-YTG-F-1006
ELECTRICAL DATA (FOR MULTI SOURCE POWER SUPPLY) - COPPER WIRE 208/230-1-60
Heater
Model
Model
MV12B 4HK165N1506
4HK16501506
MV12D 4HK16501806
4HK16502006
4HK16501506
MV16C 4HK16501806
4HK16502006
4HK16501506
4HK16501806
MV20D
4HK16502006
4HK16502506
1. OCP = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.
KW & MBH CONVERSIONS
208-VOLT
FOR OPERATION MULTIPLY
230-VOLT

ELECTRICAL DATA - COOLING UNIT ONLY (60 Hz)

Total Motor Amps
MODEL 60 Hertz
208V
MV12B 4.7
MV12D 4.7
MV16C 6.1
MV20D 7.8
1. OCP = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.

POWER WIRING

TYPICAL WIRING WITHOUT ELECTRIC HEAT
GND.
GND. LUG
LUG
POWER
SUPPLY
1 PHASE ELECTRIC HEAT
WITH CIRCUIT BREAKER
& BREAKER BAR REMOVED
MULTI-SOURCE (15 - 25 KW) - 25 KW SHOWN
GND. LUG
POWER
SUPPLY 1
POWER
SUPPLY 2
POWER
SUPPLY 3
MAY BE 1, 2, OR 3
CIRCUIT BREAKERS
Line Power
Unitary Products Group
Min. Circuit Ampacity
Circuit
1st 2nd 3rd
208/240 208/240 208/240
49.2 / 55.4 21.7 / 25.0
49.2 / 55.4 21.7 / 25.0
45.6 / 51.2 39.7 / 45.8
49.2 / 55.4 43.3 / 50.0
51.0 / 56.9 21.7 / 25.0
17.3 / 52.7 39.7 / 45.8
51.0 / 56.9 43.3 / 50.0
53.1 / 58.8 21.7 / 25.0
49.5 / 54.6 39.7 / 45.8
53.1 / 58.8 43.3 / 50.0
49.3 / 56.5 43.3 / 50.0 21.7 / 25.0
240-VOLT
240-VOLT
Minimum Circuit Ampacity
60 Hertz
230V 208V
4.3 5.9
4.3 5.9
5.0 7.6
7.0 9.7
WITHOUT CIRCUIT BREAKER
3 PHASE (10 - 15 KW)
GND. LUG
POWER
SUPPLY
WITHOUT CIRCUIT BREAKER
GND.
SINGLE SOURCE (2.5 - 10 KW)
LUG
GND. LUG
POWER
SUPPLY
CONNECT LEADS WITH WIRE NUTS
(TYPICAL ALL HEAT KITS)
1
Max. O.C.P. Amps/Type
Circuit
1st 2nd
208/240 208/240
– 50 / 60 25 / 25
– 50 / 60 25 / 25
– 50 / 60 40 / 50
– 50 / 60 45 / 50
– 50 / 60 25 / 25
– 50 / 60 40 / 50
– 50 / 60 45 / 50
– 60 / 60 25 / 25
– 50 / 60 40 / 50
– 60 / 60 45 / 50
50 / 60 45 / 50
TABULATED KW & MBH BY
Max. O.C.P.
230V
5.4
5.4
6.9
8.8
ELECTRIC HEAT
GND.
LUG
TERMINAL
BLOCK
ELECTRIC HEAT
GND.
LUG
TERMINAL
BLOCK
75°C Wire Size - AWG
Circuit
3rd 1st 2nd
208/240 208/240 208/240
– 8 / 6 10 / 10
– 8 / 6 10 / 10
– 8 / 6 8 / 8
– 8 / 6 8 / 8
– 8 / 6 10 / 10
– 8 / 6 8 / 8
– 8 / 6 8 / 8
– 6 / 6 10 / 10
– 8 / 6 8 / 8
– 6 / 6 8 / 8
25 / 25 8 / 6 8 / 8
.751
.918
Minimum Wire Size
1
Amps/Type
AWG @ 75°C
15
15
15
15
1 PHASE ELECTRIC HEAT
WITH CIRCUIT BREAKER
AS SHIPPED FROM FACTORY
SINGLE SOURCE
(2.5 - 25 KW) - 25 KW SHOWN
GND. LUG
POWER
SUPPLY
(JUMPER BAR)
MAY BE 1, 2, OR 3
CIRCUIT BREAKERS
POWER WIRING (208/230-1-60)
NOTE: USE ONLY COPPER CONDUCTORS
3rd
208/240
–
–
–
–
–
–
–
–
–
–
10 / 10
14
14
14
14
GND.
LUG
7