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M- a2 b+ b – Vestil EPT-30 User Manual

Page 15

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15

Curtis PMC 1207/1207A Manual

8

WIRING: Compound Motor Configuration

A specially configured controller is available for compound motor applications.
The wiring for a compound wound motor with armature reversing is shown in
Figure 4.

2 — INSTALLATION & WIRING: 1207 Controller

Fig. 4

Compound

motor wiring diagram,
Curtis PMC 1207
controller.

The configuration shown in Figure 4 requires the use of a compound wound
motor. Pure shunt motors cannot be used with 1207 controllers. Although
the configuration shown is typical, various other configurations are possible.

NOTE

: The emergency reverse check feature (wiring shown by dashed line) is a

factory option.

MULTI
MODE

EMERGENCY

REVERSE

A2

A1

REVERSE

CONT

ACT

OR

PRECHARGE RESISTOR

(250

Ω, 5 W)

BRAKE

FWD

CONTACTORS

MAIN

REV

SWITCHES

CONTROL

FUSE

M-

A2

B+

B-

FORWARD

CONTACTOR

POWER

FUSE

KEYSWITCH

POLARITY

PROTECTION

DIODE

S1

S2

MAIN

CONTACTOR

B-

B+

FORWARD

REVERSE

SHUNT

THROTTLE

5k

Ω–0 (TYPICAL)

A

3/28/00