.
Omron
K8AB-PM - Three-phase Phase-sequence Phase-loss Relay
Three-phase Phase-sequence Phase-loss Relay K8AB-PM CSM_K8AB-PM_DS_E_3_1 Ideal for monitoring 3-phase power supplies for industrial facilities and e.
Omron
K8AB-PH - Phase-sequence Phase-loss Relay
Phase-sequence Phase-loss Relay K8AB-PH CSM_K8AB-PH_DS_E_2_1 Three-phase Phase-sequence Phase-loss Relay Using Voltage Detection Method • Prevents r.
ETC
TH221A - Three-phase AC source phase sequence detection protector
TH221A ： ：《》 ： TH221A ，，。 TH221A 。 ：TH221A 1840 ， 。 120°，， ，， （），，， （，）， ， 、。 TH221A ，， 。 1 TH221A TH221A SMT 。、 、、 ， ， ，。 ， TH221A 。.
Woodward
BV1 - Phase Sequence Relay
BV1 - Phase sequence relay Application Supervision of phase loss, phase sequence and undervoltage in three-phase systems. Function Relay BV1 measures.