| Brand | HK Electrical |
| Model NO. | GRT8-K2 Digital Setting Time Relay |
| Rated frequency | 50/60Hz |
| Series | GRT8 |
Multifunctional time relay with digital settings can be used for industrial equipment, lighting control, heating element control, motor, and fan control. It has four delay modes and the delay range covers 0.1 seconds to 99 hours.
Four functional modes can be set.
Through digital dialing settings, it is easy to operate and set more precisely.
Extra-wide delay range, 0.1 seconds – 99 hours can be set.
With AC/DC 12V-240V ultra-wide operating voltage specifications are optional.
The working state of the relay is indicated by the LED indicator.
Ultra-small size, only 18mm width, 35mm rail installation.
Technical Parameters
| GRT8-K1 | GRT8-K2 | |
| Function | A,B,E,F， | |
| Supply terminals | A1-A2 | |
| Voltage range | AC/DC 12-240V(50-60Hz) | |
| Burden | AC0.09-3VA/DC0.05-1.7W | |
| Voltage range | AC 230V(50-60Hz) | |
| Power input | AC max.6VA/1.3w | AC max.6VA/1.9w |
| supply voltage tolerance | -15%;+10% | |
| supply indication | green LED | |
| Time ranges | 0.1s-99h,ON,OFF | |
| Time setting | Digital switch | |
| Time deviation | ≤1% | |
| Repeat accuracy | 0.2%-set value stability | |
| Temperature coefficient | 0.05%rC,at=20°C(0.05%°F，at=68°F) | |
| Output | 1xSPDT | 2xSPDT |
| current rating | 1x16A(AC1) | 2x8A(AC1) |
| switching voltage | 250VAC/24VDC | |
| Min. breaking capacity DC | 500mW | |
| Output indication | red LED | |
| Mechanical life | 1×107 | |
| Electrical life(AC1) | 1×105 | |
| Reset time | max.200ms | |
| Operating temperature | -20℃ to +55℃(-4℉to 131℉) | |
| Storage temperature | -35℃ to+75℃ (-22℉ to 158℉) | |
| Mounting/DIN rail | Din rail EN/IEC60715 | |
| Protection degree | IP40 for front panel/IP20 terminals | |
| operating position | any | |
| Overvoltage category | Ⅲ | |
| Pollution degree | 2 | |
| Max.cable size(mm2) | solid wire max.1×2.5or 2×1.5/with sleeve max.1×2.5(AWG 12) | |
| Tightening torque | 0.4Nm | |
| Dimensions | 90x18x64mm | |
| Weight | 1xSPDT : W240-64g,A230-64g | 2xSPDT:W240-72g,A230-72g |
| Standards | EN61812-1,IEC60947-5-1 | |
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