IDEC GT3A Series

GT3A Series
Timers
805
USA: 800-262-IDEC Canada: 888-317-IDEC
Switches & Pilot Lights Display Lights Relays & Sockets Timers Terminal Blocks
Circuit Breakers
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
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UL, c-UL Listed
File No. E55996
Specifi cations
GT3A-1 GT3A-2 GT3A-3 GT3A-4,-5,-6
Operation Multi-mode Multi-mode with inputs (11 pins)
Time Range 0.1s to 180 hours
Rated Voltage
100 to 240V AC, 50/60Hz
12V DC
24V AC, 50/60Hz / 24V DC
Contact Ratings
125V AC/250V AC, 3A;
30V DC, 1A (resistive load)
125V AC/250V AC, 5A;
30V DC, 5A (resistive load)
Minimum Applicable Load 5V, 10mA (reference value)
Voltage Tolerance
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
Error ±0.2%, ±10 msec (repeat, voltage, temperature)
Setting Error ±10% maximum
Reset Time 60msec maximum
Insulation Resistance 100MW minimum
Dielectric Strength
Between power and output terminals: 2,000V AC, 1 minute
Between contacts of different poles: 2,000V AC, 1 minute
Between contacts of the same pole: 750V AC, 1 minute
Power Consumption
(approximate)
Delayed SPDT
Delayed SPDT +
instantaneous SPDT
Delayed DPDT Delayed DPDT
10.8VA
(200V AC, 60Hz)
13.5VA
(200V AC, 60Hz)
14.4VA
(200V AC, 60Hz)
4.7VA (100V AC, 60Hz),
14.4VA (200V AC, 60Hz)
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12VDC/1W
24VDC/0.7W
24VAC/1.2VA
12VDC/1.1W
24VDC/0.6W
24VAC/1.3VA
12VDC/0.8W
24VDC/0.6W
24VAC/1.3VA
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/sec
2
(approximate 10G)
Shock Resistance
Operating extremes: 100m/sec
2
(approximate 10G)
Damage limits: 500m/sec
2
(approximate 50G)
Operating Temperature –10 to +50°C
Operating Humidity 45 to 85% RH
Storage Temperature –30 to +80°C
Housing Color Gray
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IDEC GT3A Series Specifications

General

Output Type	Relay
Operating Temperature	-10°C to 55°C
Terminal Type	Screw Terminal
Operating Voltage	24V AC/DC
Mounting Type	DIN Rail
Operating Mode	On-delay, off-delay, interval, one-shot
Contact Form	DPDT
Contact Rating	5A at 250V AC
Weight	Approximately 100g
Contact Configuration	SPDT, DPDT

Summary

GT3 A Series Analog Timers

GT3 A Series Key Features

Overview of the main functionalities and design aspects of the GT3A series.

GT3 A Series Specifications

Technical details including rated voltage, contact ratings, and operating conditions.

GT3 A Series Part Numbers

Setting GT3 A Series Timers

Instructions on selecting operation mode and time range for GT3A timers.

GT3 D Series Digital Timers

GT3 D Series Key Features

Highlights of GT3D digital timers: LCD display, multi-range, and 16 timing functions.

GT3 D Series Specifications

Technical data for GT3D series: operation system, time range, voltage, and ratings.

Part Numbers: GT3 D-1 GT3 D-2 GT3 D-3

Part Numbers: GT3 D-4

Part Numbers: GT3 D-8

Setting GT3 D-2, GT3 D-3 Timers

Guide for setting time display, operation modes, and time ranges for GT3D-2/3.

Setting GT3 D-4 Timers

Instructions for setting display, operation modes, and time ranges for GT3D-4.

Setting GT3 D-8 Timers

Guide for setting display, operation modes, output time, and time ranges for GT3D-8.

GT3 F Series True OFF Delay Timers

GT3 F Series Key Features

Highlights of GT3F series: true power OFF-delay, no external switch, reset inputs.

GT3 F Series Specifications

Technical details for GT3F series: time range, voltage, and contact form.

GT3 F Series Part Number List

Setting GT3 F Series Timers

Instructions for setting GT3F series timers, including dial and range selectors.

Inputs of GT3 F

GT3 W Series Dual Time Range Timers

GT3 W Series Key Features

Highlights of GT3W series: dual time ranges, multiple modes, sequential functions.

GT3 W Series General Specifications

Technical data for GT3W series: operation system, voltage, and environmental conditions.

GT3 W Series Part Number List

Instructions: Setting GT3 W Timer

Guide for setting GT3W timer selectors for time range, mode, and operation.

GT3 Series Instructions

Wiring Inputs for GT3 Series

Inputs Instructions, continued

General Instructions for All Timer Series

Load Current Considerations

Contact Protection

Vibration and Shock Resistance

Time Setting Accuracy

Guidance on achieving accurate time delay settings and understanding timing accuracy formulas.

Input Contacts and Signal Types

Timing Accuracy Formulas