mecury-free relay provides reliable and accurate power switching for processing applications.
Lower cost and longer heater life are the main advantages provided by solid state relays.
Watlow's modular QPAC SERIES SCR power controller features plug-in flexibility with ratings from 150 to 1000 amps in 1-phase, 3-phase, 2-leg and 3-phase, 3-leg.
Controller
DIN Size
Operating Environment
E-SAFE® Relay
Definite purpose relay and MDR mounting footprint
-30 to 55°C (-22 to 131°F)
Maximum 5 to 85% RH non-condensing
Solid State Relays
Sub-panel
-25 to 50°C (-13 to 122°F)
Maximum with heat sink 0 to 90% RH non-condensing
QPAC - SCRs
Sub-panel
0 to 50°C (32 to 122°F)
Maximum 0 to 90% RH non-condensing
Watlow's E-SAFE®