Intermatic T1472BR Owner's Manual

MODEL: T1472BR
24 HOUR DIAL TIME SWITCH WITH ‘’SKIPPER ’’
®
LR3730
FOUR POLE SINGLE THROW
40 AMP. RESISTIVE,EACH POLE 120-480V. AC; 40 AMP. INDUCTIVE TUNGSTEN OR 1000 V.A. PILOT DUTY EACH POLE 120-277 V. AC; 2 H.P. (24 FLA) - 120 V. AC; 5 H.P. (28 FLA) - 240 V. AC SINGLE PHASE 7 1/2 H.P. (28 FLA) - 208V. A.C.; 10 H.P. (28 FLA) -240V. A.C.; THREE PHASE.
CLOCK MOTOR VOLTAGE AND CYCLE MUST BE AS SPECIFIED. TO ORDER REPLACEMENT, INDICATE PART NO. (WG--) ON MOTOR COVER.
TIME
POINTER TIME DIAL OFF TRIPPER
MANUAL LEVER
WIRING INSTRUCTIONS:
To wire switch follow diagram above. Use solid or stranded COPPER
ON/CUTOUT
TRIPPER
DAY ARROW
SKIPPER WHEEL
SKIPPING SCREW
208 277 V 60 HZ
SUPPLY
GROUND SCREW
wire only with insulation to suit installation. See gauge selection table for normal service applications. To make power connections see illustration below. Replace front insulator before turning on electricity. Motor voltage and cycle (Hz). must be as specified above.
75°C INSULATION MAX. MOTOR
MIN.
MAX.
MINIMUM
COPPER
WIRE SIZE
(AWG)
14 12 10
8
PROGRAMMING INSTRUCTIONS
TO SET “ON” AND “OFF” TIMES: Hold trippers against edge of CLOCK-DIAL, pointing to time (AM or PM) when ON and OFF operations are desired, tighten tripper screws firmly. See caution below. For additional tripper pairs on CLOCK­DIAL order 156T1948A.
TO SET TIME-OF-DAY: Pull CLOCK-DIAL outward. Turn in either direction and align the exact time-of-day on the CLOCK-DIAL (the time now, when switch is being put into operation) TO TIME POINTER. DO NOT MOVE THE POINTER.
TO SKIP OPERATION(S) ON SELECTED DAY(S): Insert SKIPPING SCREW(S) in SKIPPER WHEEL for day(s) automatic operation(s) is/are NOT required. Tighten screws firmly. Move MANUAL LEVER to “OFF” and rotate SKIPPER WHEEL to locate correct day-of-week opposite DAY ARROW--”YESTERDAY” if ON/CUTOUT TRIPPER has not yet advanced wheel “TODAY” if it has.
OPERATING INSTRUCTIONS
TO OPERATE SWITCH MANUALLY: Move MANUAL LEVER below CLOCK­DIAL left or right as indicated by arrows. This will not effect next operation.
CAUTION: TO AVOID SLOW TRIPPER ACTION FAILURE, DO NOT OPERATE SWITCH MANUALLY NOR PLACE A TRIPPER 4 HOURS PRIOR TO ON/OFF CUTOUT TRIPPER SWITCHING. IN CASE OF POWER FAILURE, reset CLOCK-DIAL to proper time-of-day. See programming instructions.
LOAD
(AMP)
15 20 30 40
INSUL-
ATION
TEMP(°C)
60 60 60 75
INTERMATIC INCORPORATED
158TS12936
LOAD (HP)
SINGLE PHASE
120 V. 240 V. 208 V.
1/2
2 1/2
1 2
-
SPRING GROVE, ILLINOIS 60081-9698
3 PHASE
240 V.
7/12
3
3
5
4
71/2
5
10
2
3 5
CLOCK
MOTOR
A
6
5
3
1
B
4
2
8
7
TO LOADS
(4PST) WIRING DIAGRAM
PRESSURE PLATE
TERMINAL SCREW
MAKE SURE WIRE INSULATION CLEARS PRESSURE PLATE
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