King Electric SST 2 - Manual (Page 7)

Model SST–2
22804A 11/09 (800) 234-4239 http://www.networketi.com 7 of 14 Environmental Technology, Inc.
Supply Voltage
The SST 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 Ratings
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.