Page 43 - IDEC timer catalogue

Timers GT3S Series

Operation Charts

Internal Connection and
Product Series Operation Chart
Terminal Arrangement
Item Terminal Operation Switches & Pilot Lights
No.
Power 2-7
Star 8-5
Delayed (NO)
(~) Contact
5 6 7 Delta 8-6
Delayed (NO)
Contact
GT3S-1
Star: Delayed SPST-NO Star
Delta: Delayed SPST-NO Indicator
Delta
8 2
(~) Set Time Display Lights
T1 T2 T3
The star delayed contact goes on when power is turned on and goes off after a set time for the start contact (T ). The delta
1
delayed contact goes on after star-delta switching time (T ) and goes off when power is turned off.
2
T = Star ON time (Set Time), T = Star-delta switching time, T = Delta ON time
1 2 3
Item Terminal Operation
No.
Power 2-7
Star 8-5
Delayed (NO) Relays & Sockets
Contact
Delta 8-6
(~) Delayed (NO)
Contact
3 5 6 7
Instantaneous 3-1
GT3S-2 contact (NO)
Star: Delayed SPST-NO
Delta: Delayed SPST-NO Star
Instantaneous: SPST-NO Indicator
Delta
1 8 2
(~)
Set Time
T1 T2 T3
The star delayed contact goes on when power is turned on and goes off after a set time for the star contact (T ). The delta Timers
1
delayed contact goes on after star-delta switching time (T ) and goes off when power is turned off.
2
The instantaneous contact goes on when power is turned on and goes off when power is turned off.
T = Star ON time (Set Time), T = Star-delta switching time, T = Delta ON time
1 2 3 Terminal Blocks

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