Wiring: Standard Configuration (Series Motor); Fig. 3: Standard Wiring Diagram (Series Motors) - Curtis MultiMode 1207B Manual

2 — INSTALLATION & WIRING
Fig. 3
Standard
wiring diagram
(series motor),
Curtis 1207B controller.
6
WIRING: Standard Configuration (Series Motor)
The basic wiring for series motors with field reversing is shown in Figure 3.
MULTI
BRAKE MODE
THROTTLE
5kΩ–0 (TYPICAL)
KEYSWITCH
POLARITY
PROTECTION
DIODE
POWER
FUSE
B+
MAIN
CONTACTOR
PRECHARGE RESISTOR
(250 Ω, 5 W)
B-
The configuration shown in Figure 3 is a typical arrangement for a series mo-
tor. Curtis controllers are designed for use in a wide range of applications, and
accordingly can be installed in a variety of ways to best meet customer needs.
Note: The emergency reverse check feature (wiring shown by dashed line) is
a factory option.
SWITCHES
EMERGENCY
REVERSE FORWARD REVERSE
M-
B-
FORWARD
CONTACTOR
A1
CONTACTORS
REVERSE FORWARD MAIN
A2
B+
S2 S1
REVERSE
CONTACTOR
A
A2
Curtis 1207B Manual