38 • XM678D I&O Manual 026-1219 Rev 3
21 UL Ratings
Relay Outputs
UL Ratings
Evaporator Fan:
120 V, 50/60 Hz, 1/4 HP, 30k cycles
125 V, 50/60 Hz, 1/3 HP, 6k cycles
250 V, 50/60 Hz, 1/2 HP, 30k cycles
Terminals 9 and 10
Compressor:
120 V/240 V, D300 Pilot Duty, 30k cycles
Terminals 11 and 12
Auxiliary (not populated in X
M66 series):
120/
240 V, 50/60 Hz, 5 A, General Purpose, 6k cycles
120/240 V, 50/60 Hz, 3 A, Resistive, 100k cycles
Terminals 18 and 17
Light:
120 V, 50/60 Hz, 5 A, General Purpose, 6k cycles,
120 Vac, 1000 W Tungsten, 6k cycles
240 Vac, 1400 W Tungsten, 6k cycles
Terminals 16 and 15
Defrost:
120/240 V, 50/60 Hz, 10A, Resistive, 30k cycles
120/240 V, 50/60 Hz, C300, Pilot Duty, 30k cycles
Terminals 14 and 13
Alarm (not populated on XM66 series):
120/240 V, 50/60 Hz, 5 A, General Purpose, 6k cycles
120/240 V, 50/60 Hz, 3 A, Resistive, 100k cycles
Terminals 1, 2 and 3
Stepper Valve (24 V models only):
24 V, 0.9 A maximum
Terminals 45 to 49
Temperature - Maximum ambient operating temperature 60°C
Pollution Degree - 2 (Normally only nonconductive pollution. Howev
er, a temporary conductivity caused by
condensation may be expected.)
Overvoltage Category - III
Software Class: A
Maximum Phase to Ground Voltage: 120 Vac
Ratings Terminal
Table 21-1- XM678D UL Ratings