Unit installation

FIELD WIRING SPECIFICATIONS FOR H MODEL UNITS
14
VOLT/
PHASE
60 HERTZ
NO. OF
FIELD
POWER
CKTS.
[2] MAX FUSE
OR HACR
BREAKER
MINIMUM
WIRE
AMPACITY
[3,4,5] FIELD
POWER
WIRE SIZE
MIN. WIRE
AMPACITY
CKT1 CKT2
GROUND
WIRE
SIZE
[2] MAX FUSE OR
HVCR BREAKERS
CKT1 CKT2
[3], [5] FIELD
POWER
WIRE SIZE
CKT1 CKT2
GROUND
WIRE SIZE
CKT1 CKT2
SINGLE-FIELD CIRCUIT DUAL-FIELD CIRCUIT
[1]
MODEL NO.
AND
ELECTRIC
HEATER kW
[1] Heater data is based on 240V and 480V AC respectively.
[2] Maximum recommended size of “Time Delay” fuse or HACR circuit breaker.
[3] Power supply wire size and ground wire sizes are based on AWG. 75C rise,
NEC Article 310 and table 310-16.
[4] For single power supply conductor, sized per NEC table 310-16.
[5] Power supply wire uses 75C rated COPPER CONDUCTORS ONLY.
H24B00A1 208-230/1 1 17 25 10 10
05 1 43 45 8 10---- ----
10 1 OR 2 69 70 4 8 17 54 25 60 10 6 10 10
H30B00A1 208-230/1 1 24 35 8 10 - - - - - - - -
05 1 50 60 6 10---- ----
10 1 OR 2 76 80 4 8 24 55 60 60 8 6 10 10
H36B00A1 203-230/1 1 24 35 8 10 - - - - - - - -
05 1 50 60 6 10---- ----
10 1 OR 2 76 80 4 8 24 55 35 60 8 6 10 10
15 1 OR 2 76 80 4 8 50 55 60 60 6 6 10 10
H48B00A1 208-230/1 1 36 60 8 10 - - - - - - - -
05 1 OR 2 62 90 6 10 36 30 60 35 8 8 10 10
10 1 OR 2 89 110 3 6 36 57 60 60 8 6 10 10
15 1 OR 2 89 110 3 6 36 57 60 60 8 6 10 10
H60B00A1 208-230/1 1 41 70 8 10 - - - - - - - -
05 1 OR 2 67 90 4 6 41 31 60 35 8 8 10 10
10 1 OR 2 93 110 3 6 41 57 60 60 8 6 10 10
15 1 0R 2 93 110 3 6 41 57 60 60 8 6 10 10
H36B00A3 208-230/3 1 18 25 10 10
06 1 36 40 8 10
11 1 53 60 6 10
H48B00A3 208-230/3 1 27 40 10 10
06 1 36 40 8 10
11 1 49 60 6 10
18 1 63 70 6 10
H60B00A3 208-230/3 1 30 45 8 10
06 1 36 40 8 10
11 1 32 60 8 10
18 1 66 70 4 8
H60B00A4 460/3 1 15 35 10 10
06 1 19 30 8 10
11 1 19 30 8 10
15 1 25 40 8 10