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Section 1
General Information
Set-Up Information 5-7MN770
Recommended Power Up/Down Sequence for Elevators Using Inverter Controls
The following is a recommended sequence for turning on and off the elevator drive and
external OEM control. Figure 5-5 shows this sequence.
Figure 5-5 Power Up/Down Sequence for Inverter Controls.
Close M Open M
Enable
20mSec
Enable
20mSec
Motor Flux
“Drive ON”
Opto Output
Brake Release Signal
(from controller)
Motor Flux
“Drive ON”
Opto Output
Brake Release Signal
(from controller)
50mSec
Speed Command
50mSec
Speed Command
RUN TIMETURN-ON TURN-OFF
Brake Set Time