PID Proportional Integral Derivative controller
PF Power Factor
N.O. Normally Open (make) contact
N.C. Normally Closed (break) contact
NC Neutral Contactor
MPU Magnetic Pickup Unit
MOP Mains Operation in Parallel
MCB Mains Circuit Breaker
LDSS Load-Dependent Start/Stop operation
V Voltage
I Current
P Real power
Q Reactive power
S Apparent power
Sequencer A sequencer le is carrying specic settings e.g. to enable
communication with and/or control of an expansion module.
Such les can be prepared by Woodward.
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