GRT8-ST Delay ON star/delta

Designated for delay ON of motors star/delta.

  • Time t1 (star) :
    time scale 0.1 s – 10min devided into 4 time ranges
    rough time setting by rotary switch.
  • Time t2 (delay) :
    time scale 0.1 s – 1 s
    time setting by potentiometer.
  • Relay status is indicated by LED.
  • 1-MODULE,DIN rail mounting.

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1 Module

1P

DIN Rail

Product Selection

FunctionDelay ON star/delta
Voltage rangeAC/DC 12-240V(50-60Hz)
Output2*SPDT

Technical Data

Supply terminalsA1-A2
BurdenAC 0.09-3VA/DC 0.05-1.2W
Power inputAC max.6VA/1.3W
Supply voltage tolerance-15% +10%
Supply indicationGreen LED
Time rangesRange of time relay:0.1s-10mins Switch time0.1s-1s
Time settingPotentionmeter
Time deviation10%-mechanical setting
Repeat accuracy0.2%-set value stability
Temperature coecient0.05%/ ℃,at=20℃ (0.05% ℉ at= 68 ℉ )
Current rating 16A(AC1)
Switching voltage250VAC/24VDC
Min.breaking capacity DC500mW
Output indicationRed LED
Mechanical life1*107
Electrical life(AC1)1*105
Reset timeMax.200ms
Operating temperature-20℃ to +50℃ (-4 ℉ to 131 ℉ )
Storage temperature-35℃ to +75℃ (-22 ℉ to 158 ℉ )
Mounting/DIN railDin rail EN/IEC 60715
Protection degreeIP40 for front panel/IP20 terminals
Max .cable size(mm)Solid wire max.1* 2. 5or 2* 1 .5 with sleeve max.1* 2. 5 (AWG 12)
Dimensions90 *18 *64mm
WeightW240-82g,A230-80g
StandardsEN 61812-1,IEC6947-5-1

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