R&M Materials Handling VARIABLE SPEED CONTROLS CMXC 022 Service Manual - Manual (Page 3)

R&M Materials Handling, Inc.
4501 Gateway Boulevard
Springfield, Ohio 45502
P.: (937) 328-5100
FAX: (937) 325-5319
3/14 R&M Materials Handling, Inc. reserves the right to alter or amend the above information without notice.
1 DESCRIPTION OF THE INVERTER
There are high voltages inside the inverter (including the programming switches).
Wait for at least three minutes after the supply voltage has been switched off before
any service actions.
1.Control terminal X1
2.Power terminal X2
3.Programming switches
4.Leds
3
2
1 4
1.1 Connections
Control signals are connected to terminal block X1 as follows:
Nbr Name Description
1 S1 Drive command. Direction 1. 48 or 115V 50/60Hz
2 S2 Drive command. Direction 2. 48 or 115V 50/60Hz
3 DI3 Digital input. 48 or 115V 50/60Hz.
4 DI4 Digital input. 48 or 115V 50/60Hz.
5 DI5 Digital input. 48 or 115V 50/60Hz.
6 ONE Control voltage, neutral.
7 R01 Relay output
8 R02 Relay output
9 Empty
10 T1 Motor thermistor
11 T2 Motor thermistor
Power cabling is connected to terminal block X2 as follows:
Crane power supply conductor rail must have double collectors.
Nbr Name Description
1 L1 Mains, phase 1. 380-480V 50/60Hz.
2 L2 Mains, phase 2. 380-480V 50/60Hz.
3 L3 Mains, phase 3. 380-480V 50/60Hz.
4 U Motor, phase 1.
5 V Motor, phase 2.
6 W Motor, phase 3.
7 R+ Braking resistor, positive, see note
8 R- Braking resistor, negative, see note
9 PE Protective earth