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Timers
GT3F
Mode of
Rated
Operation
Voltage Code
AF20: 100 to
240VAC (50/60Hz)
Power OFF-delay
AD24: 24V AC/DC
Optional reset input resets the contact to the OFF state before time out.
GT3F-1 Timing Diagrams
Item
Terminal Number
2 - 7 (8p)
Power
2 - 10 (11p)
Reset
1 - 4 (8p)
ON or L
Input
6 - 7 (11p)
5 - 8 (8p)
(NC)
1 - 4 (11p)
Delayed
Contact
6 - 8 (8p)
(NO)
1 - 3 (11p)
Indicator
POWER
Set Time
Tr
T = Set time
Ta = Shorter than set time
Ts = 1 Second
Tr = Minimum Power Application Time
GT3F-1: 1 Second
For information, call 800-221-0487
Part Numbering List
Time Range
Output
250V AC, 5A,
30V DC, 5A (resistive load)
0.1 seconds to
600 seconds
250V AC, 3A,
30V DC, 3A (resistive load)
Timing Diagrams/Schematics
GT3F-1 (8-pin)
Delayed SPDT Output, with Reset Input
Operation
T
Ta
1. For time ranges, see page 829.
2. For sockets and accessory part numbers, see page 838.
3. When power is applied, the NO output contact closes. When power is removed, the timing period
begins. When time has elapsed, the NO contact opens.
4. For the timing diagram overview, see page 794.
Switches Unlimited
USA: 800-262-IDEC
tech@switchesunlimited.com
Contact
Optional Input
Delayed SPDT
Reset
None (8p)
Delayed DPDT
Reset (11p)
Ts
T
Fax 718-672-6370
www.switchesunlimited.com
Canada: 888-317-IDEC
sales@switchesunlimited.com
GT3F Series
Complete Part Number
8-Pin
11-Pin
GT3F-1AF20
GT3F-1EAF20
GT3F-1AD24
GT3F-1EAD24
GT3F-2AF20
GT3F-2EAF20
GT3F-2AD24
GT3F-2EAD24
GT3F-1E (11-pin)
827
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