Intermatic T1475BR Owner's Manual

MODEL: T1475BR

24 HOUR DIAL TIME SWITCH WITH ‘’SKIPPER ’’
FOUR POLE SINGLE THROW

40 AMP. INDUCTIVE TUNGSTEN OR 1000 V.A. PILOT DUTY EACH POLE 120V - 480V A.C.
40 AMP. TUNGSTEN EACH POLE 120V - 277 V A.C.
2 H.P. (24 FLA) - 120 V. AC; 5 H.P. (28 FLA) - 240 V. AC SINGLE PHASE
28 FLA 168 LRA (7 1/2 H.P. - 208V 10 H.P. - 240V 20 H.P. - 480V) 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

WIRING INSTRUCTIONS:

To wire switch follow diagram above.
Use solid or stranded COPPER

INDEPENDENTLY WIRED CLOCK MOTOR: 480 VOLTS 60 HZ.

ON/CUTOUT

TRIPPER
DAY
ARROW

SKIPPER
WHEEL

MANUAL
LEVER

SKIPPING
SCREW

480 V
60 HZ

SUPPLY

GROUND
SCREW

®

A

1

6

5

(4PST)
WIRING DIAGRAM

CLOCK

MOTOR

2

B

7

LR3730

3

4

8

TO
LOADS

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 CLOCK­DIAL, 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 CLOCK-DIAL 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

OPERATING INSTRUCTIONS

•

TO OPERATE SWITCH MANUALLY: Move MANUAL LEVER bellow 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

INSUL­ATION

TEMP(°C)

60
60
60
75

INTERMATIC INCORPORATED

154--01609

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

PRESSURE PLATE

TERMINAL SCREW

MAKE SURE WIRE
INSULATION CLEARS
PRESSURE PLATE