Chamberlain LIFTMASTER PROFESSIONAL SW470 - Manual (Page 33)

33
T H R E E P H A S E W I R I N G D I A G R A M ( S W 4 9 0 )
DRAWING NUMBER:
01-G1979-3
DATE:
7/29/03
REVISION:
E
ECN:
03-0401
NOTES:
1) TRANSFORMER PRIMARY VOLTAGE SAME AS OPERATOR LINE VOLTAGE
24V SECONDARY 60VA.
2) WIRE COLOR: 208V RED, 230V ORANGE, 460V VIOLET, 575V GRAY
3) OPTIONAL WIRE HARNESS (SEE DRAWING 90-G0532).
4) OVERLOAD PROTECTION EITHER IN MOTOR OR FROM AN EXTERNAL
OVERLOAD.
5) (B+) AND (B-) ARE 100dB SAFETY ALARMS.
APPLICATIONS:
CONTROL WIRING TYPE - GL
FIELD WIRING & ADJUSTMENTS
MODEL TYPES: SW490 (HSW)
HORSEPOWER: 1/2, 3/4 & 1
VOLTAGE/PHASE: 208,230,460 & 575V - 3 PHASE ONLY
845 Larch Avenue, Elmhurst, IL 60125
' ' ' '
Note 1
24V
Sec.
R R 2 2
R R 4 4
R R 3 3
R R 1 1 R R 2 2 R R 3 3 R R 4 4
J4
1
2
24 Vac - IN
24 Vac -COMMON
+24 Vdc
SOFT OPEN
“B” LIMIT
“A” LIMIT
CONTACTOR B
CONTACTOR A
RPM - IN
RPM GND
RPM - SUPPLY
RADIO COMMAND
SHADOW
CLOSE
STOP
SOFT OPEN
HARD OPEN
INT. LOOP
OBS. OPEN
NC
OBS. CLOSE
DC - GND
LOCK 1
LOCK 2
ALARM 1
ALARM 1
24 Vac - COMMON
GL CONTROL BOARD
ALARM ASSY
76-G0564
ALARM ASSY
76-G0564
208/230V MOTOR
O/L
NOTE 4
ON/OFF
SWITCH
460V MOTOR
575V MOTOR
J2 PLUG
J2 PLUG
LEGEND
(OPTIONAL)
TERMINAL BLOCK
J1 TERMINAL BLOCK
PERMANENT TERMINAL
RPM SENSOR
SEE NOTE 5
SEE NOTE 4
SEE NOTE 2
3 PHASE
POWER IN
DUAL GATE
24 Vac RADIO
SIGNAL
B+
B-