Zhejiang Geya Electric Co., Ltd
Home>Products>Single function 12V time relay controller 220V 12V GRT8-AB small
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    13567770207
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    North Baixiang Town, Yueqing, Zhejiang, Wenzhou Daqiao Industrial Zone
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Single function 12V time relay controller 220V 12V GRT8-AB small
Single function 12V time relay controller 220V 12V GRT8-AB small
Product details

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overview

application

-Delay the connection or disconnection of lines, such as controlling the power on time of heating elements, the working time of water pumps, and fans

Delay disconnection.

characteristic

-High cost-effectiveness, single function time relay, delay can be directly set through the panel knob, convenient and intuitive.

-Two functional modes are available for selection:

A: Power on delay

B: off delay

-Ultra wide delay range, adjustable from 0.1 seconds to 10 days (10 levels).

-Available in AC/DC 12V-240V ultra wide operating voltage specifications.

-The working status of the relay is indicated by LED indicator lights.

-Ultra small size, only 18mm width, 35mm card rail installation.

■ Model and its meaning

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Main technical parameters


GRTB-A1/B1 GRTB-A2/B2
function Type A: Power on delay; Type B: Delayed disconnection
Rated control of power terminal A1-A2
supply voltage AC/DC 12-240V(50-60Hz)
Rated power consumption control AC 0.09-3VA/DC 0.05-1.7W
supply voltage AC 220V(50-60Hz)
Power consumption AC max.6VA/1.3W AC max.6VA/1.9W
Allowable fluctuation range of power supply -15%;+ 10%
Delay range of power indicator light Green LED
enclose 0.1 seconds to 10 days, normally open, normally closed
Setting method setting knob
Fixed precision repetition 10%
Precision temperature wave 0.2%
Dynamic error output 0.05%/℃,at=20℃(0.05%℉,at=68℉)
Contact parameters 1 set of conversion touch 1 × 16A (AC1) 2 sets of conversion contacts 2 × 16A (AC1)
250VAC/24VDC
Minimum Switching Power Output 500mW
Relay indicates mechanical lifespan red led
Lifespan (resistive load) 1×10
Reset time working environment 1×10 5
Temperature storage and transportation loop Maximum 200ms
Installation method for ambient temperature -20℃ ~ +55℃
protection grade -35℃ ~ +75℃
Installation position 35mm card rail installation
IP20
arbitrary
Installation altitude ≤ 2000 meters

pollution degree

2
Wiring ability 1 × 2.5mm or 2 × 1.5mm
External dimensions 90mm×18mm×64mm
Weight symbol W240-61g,A230-60g W240- 82g,A230-80g
Joint Standard GB14048.5,IEC60947-5-1,EN 61812-1


function diagram

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Wiring diagram

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Appearance and dimensions (mm)

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Successful operation!

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