Supply Voltage

The SST-2 fixed set point thermostat operates from 120, 208, 240 or 277 VAC at
50/60 Hz. For line supply and load connections, use 10 AWG or larger wires rated for
at least 75°C (167°F) at 300 VAC.

Contactor Rating

The heater contactor provides two (2) Form A (DPST) definite purpose contacts
rated for up to 30 amp AC heater loads at voltages at or below 277 VAC.

SST-2 Maximum Ratings:

Voltage: 277 VAC
Current: 30 amps

Click here to view the SST-2 manual

SST-2 power wiring