IDEC GT3A Series Data Sheet

Timers

GT3A Series

GT3A Series — Analog Timers

Key features of the GT3A series include:

4 selectable operation modes on each model

•
External start, reset, and pause inputs

•
Panel mount or socket mount

•
Large variety of timing functions

•
Power and output status indicating LEDs

•

UL, c-UL Listed
File No. E55996

Specifi cations

Operation Multi-mode Multi-mode with inputs (11 pins)

Time Range 0.1s to 180 hours

Rated Voltage

Contact Ratings

Minimum Applicable Load 5V, 10mA (reference value)

Voltage Tolerance

Error ±0.2%, ±10 msec (repeat, voltage, temperature)

Setting Error ±10% maximum

Reset Time 60msec maximum

Insulation Resistance 100MW minimum

Dielectric Strength

Power Consumption
(approximate)

Mechanical Life 10,000,000 operations minimum 5,000,000 operations minimum

Electrical LIfe 50,000 operations minimum (rated load) 100,000 operations minimum (rated load)

Weight (approximate) 63g 73g 79g 80g

Vibration Resistance 100m/sec2 (approximate 10G)

Shock Resistance

Operating Temperature –10 to +50°C

Operating Humidity 45 to 85% RH

Storage Temperature –30 to +80°C

Housing Color Gray

GT3A-1 GT3A-2 GT3A-3 GT3A-4,-5,-6

100 to 240V AC, 50/60Hz

12V DC

24V AC, 50/60Hz / 24V DC

30V DC, 1A (resistive load)

Delayed SPDT

10.8VA

(200V AC, 60Hz)

—

125V AC/250V AC, 3A;

Between power and output terminals: 2,000V AC, 1 minute

Between contacts of different poles: 2,000V AC, 1 minute

instantaneous SPDT

AF20 (100V AC): 85 to 264V AC

AD24: 20.4 to 26.4V AC/21.6 to 26.4V DC

D12: 10.8 to 13.2V DC

Between contacts of the same pole: 750V AC, 1 minute

Delayed SPDT +

13.5VA

(200V AC, 60Hz)

12VDC/1W
24VDC/0.7W
24VAC/1.2VA

Operating extremes: 100m/sec2 (approximate 10G)

Damage limits: 500m/sec2 (approximate 50G)

Delayed DPDT Delayed DPDT

14.4VA

(200V AC, 60Hz)

12VDC/1.1W
24VDC/0.6W
24VAC/1.3VA

125V AC/250V AC, 5A;

30V DC, 5A (resistive load)

4.7VA (100V AC, 60Hz),

14.4VA (200V AC, 60Hz)

12VDC/0.8W
24VDC/0.6W
24VAC/1.3VA

Switches & Pilot Lights Display Lights Relays & Sockets Timers Terminal Blocks

Circuit Breakers

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805

GT3A-1, -2, -3

Operation

A: ON-delay 1

Switches & Pilot LightsDisplay LightsRelays & SocketsTimersTerminal Blocks

B: Interval 1
C: Cycle 1
D: Cycle 3

1. For wiring schematics and timing diagrams for GT3A-1, -2, -3, see pages 807 and 808 respectively.

2. For more details about time ranges, see instructions on page 812.

3. For socket and accessory part numbers, see page 838.

GT3A-4, -5, -6

Operation

A: ON-Delay 2
B: Cycle 2
C: Signal ON/OFF-Delay 1
D: Signal OFF-Delay 1

Mode Of

Mode of

GT3A Series

Rated Voltage Code Time Range Output Contact

AF20: 100 to 240V AC (50/60Hz)

AF20: 100 to 240V AC (50/60Hz)
D12: 12V DC
AD24: 24V AC (50/60Hz)/24V DC

Rated Voltage Code Time Range Output Contact Input

AF20: 100 to 240V AC (50/60Hz)
D12: 12V DC
AD24: 24V AC (50/60Hz)/24V DC

Part Numbers

0.1 seconds

to 180 hours

250V AC, 3A,
30V DC, 1A
(resistive load)

240V AC, 5A,
24V DC, 5A
(resistive load)

Timers

Complete Part No.

8-Pin 11-Pin

Delayed SPDT GT3A-1AF20 GT3A-1EAF20

Delayed SPDT +
Instantaneous SPDT

Delayed DPDT

GT3A-2AF20 GT3A-2EAF20

GT3A-2D12 GT3A-2ED12

GT3A-2AD24 GT3A-2EAD24

GT3A-3AF20 GT3A-3EAF20

GT3A-3D12 GT3A-3ED12

GT3A-3AD24 GT3A-3EAD24

Complete Part No.

A (11-pin) B (11-pin)

GT3A-4AF20 GT3A-4EAF20

GT3A-4D12 GT3A-4ED12

GT3A-4AD24 GT3A-4EAD24

A: Interval 2
B: One-Shot Cycle
C: Signal ON/OFF-Delay 2
D: Signal OFF-Delay 2

A: One-Shot
B: One-Shot ON-Delay
C: One-Shot 2
D: Signal ON/OFF-Delay 3

4. For wiring schematics and timing diagrams GT3A-4,-5,-6, see pages 809, 810, and 811 respectively.

5. For more details about time ranges, see instructions on page 812.

6. A (11-pin) and B (11-pin) differ in the way inputs are wired.

7. For socket and accessory part numbers, see page 838.

8. For the timing diagrams overview, see page 794.

AF20: 100 to 240V AC (50/60Hz)
AD24: 24V AC (50/60Hz)/24V DC

0.1 seconds

to 180 hours

250V AC, 5A,
24V DC, 5A
(resistive load)

Delayed

DPDT

Start

Reset

Gate

GT3A-5AF20 GT3A-5EAF20

GT3A-5AD24 GT3A-5EAD24

GT3A-6AF20 GT3A-6EAF20

GT3A-6AD24 GT3A-6EAD24

Circuit Breakers

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Timers

GT3A Series

GT3A-1 Timing Diagrams
Delayed SPDT

8-Pin 11-Pin

m

Operation
Mode
Selection

l
k

j

POWER POWER

ON-Delay 1

MODE

A

Interval 1

MODE

B

Item Terminal Number Operation

Set Time T

2 - 7 (8p)

Power

2 - 10 (11p)
5 - 8 (8p)

8 - 11 (11p)

Delayed
Contact

6 - 8 (8p)
9 - 11 (11p)

POWER

Indicator

OUT

Item Terminal Number Operation

Set Time T

2 - 7 (8p)

Power

2 - 10 (11p)
5 - 8 (8p)

8 - 11 (11p)

Delayed
Contact

6 - 8 (8p)
9 - 11 (11p)

POWER

Indicator

OUT

n

q

(NC)

(NO)

(NC)

(NO)

o
p

Timing Diagrams/Schematics

Switches & Pilot Lights Display Lights Relays & Sockets Timers Terminal Blocks

o

p

n

m

l

(+)(-)

k

j

q

s

r

(+)(-)

Cycle 1

(OFF fi rst)

MODE

C

Cycle 3

(ON fi rst)

MODE

D

Item Terminal Number Operation

Set Time TT

2 - 7 (8p)

Power

2 - 10 (11p)
5 - 8 (8p)

(NC)

8 - 11 (11p)

Delayed
Contact

6 - 8 (8p)

(NO)

9 - 11 (11p)

POWER

Indicator

OUT

Item Terminal Number Operation

Set Time TT

2 - 7 (8p)

Power

2 - 10 (11p)
5 - 8 (8p)

(NC)

8 - 11 (11p)

Delayed
Contact

6 - 8 (8p)

(NO)

9 - 11 (11p)

POWER

Indicator

OUT

Circuit Breakers

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807