EWS/EWS2
Monitors the loss or reversal of one or more phases
Powered by the AC line being monitored
8 amp SPDT or DPDT (EWS2) output relay
LED status indicators for power & output relay
Compact 22.5mm DIN rail housing
UL/cUL Listed, CSA certified, CE Compliant
EWA2/EW2
Monitors; imbalance (asymmetry) between phases (EWA2), phase sequence, loss of phase, & voltage drop on one or more phases.
Asymmetry rate can be adjusted on front face from
-5% to +15% on Un (EWA2)
Powered by the AC line being monitored
8 amp DPDT output relays
LED status indicator phase presence; output relay
Compact 22.5mm DIN rail housing
UL/cUL Listed, CSA certified, CE Compliant
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