GT3S Series
Timers
833
USA: 800-262-IDEC Canada: 888-317-IDEC
Switches & Pilot Lights Display Lights Relays & Sockets Timers Terminal Blocks
Circuit Breakers
Operation Charts
Product Series
Internal Connection and
Terminal Arrangement
Operation Chart
GT3S-1
Star: Delayed SPST-NO
Delta: Delayed SPST-NO
7
8
2
5
6
(
~
)
(
~
)
T1 T2 T3
8-5
(NO)
8-6
(NO)
Item
Terminal
No.
Operation
Power
2-7
Star
Delta
Star
Delayed
Contact
Delta
Delayed
Contact
Indicator
Set Time
The star delayed contact goes on when power is turned on and goes off after a set time for the start contact (T
1
). The delta
delayed contact goes on after star-delta switching time (T
2
) and goes off when power is turned off.
T
1
= Star ON time (Set Time), T
2
= Star-delta switching time, T
3
= Delta ON time
GT3S-2
Star: Delayed SPST-NO
Delta: Delayed SPST-NO
Instantaneous: SPST-NO
7
8
2
5
6
3
1
(
~
)
(
~
)
T1 T2 T3
3-1
(NO)
8-5
(NO)
8-6
(NO)
Item
Terminal
No.
Operation
Power
2-7
Star
Delta
Star
Delayed
Contact
Delta
Delayed
Contact
Indicator
Instantaneous
contact
Set Time
The star delayed contact goes on when power is turned on and goes off after a set time for the star contact (T
1
). The delta
delayed contact goes on after star-delta switching time (T
2
) and goes off when power is turned off.
The instantaneous contact goes on when power is turned on and goes off when power is turned off.
T
1
= Star ON time (Set Time), T
2
= Star-delta switching time, T
3
= Delta ON time
For information, call 800-221-0487 Switches Unlimited Fax 718-672-6370 www.switchesunlimited.com
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