Chinese
0086-577-62718777 中文版

EKT8-ST Delay ON star/delta Time Relay

EKT8-ST Delay ON star/delta Time Relay
Technical Data

■ Applications

-Designated for delay ON of motors star/delta.

■ Function Features

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

■ Model and connotation

Technical parameters

Function EKT8-ST
Supply terminals Delay ON star/delta
Voltage range A1-A2
Burden AC/DC 12-240V(50-60Hz)
Voltage range AC 0.3-2VA/DC 0.1-1.2W
Power input AC 230V/AC400V(50-60Hz)
Supply voltage tolerance AC max.6VA/1.3W
Supply indication -15%; +10%
Time ranges Green LED
Time setting Range of time delay t1:0.1s-10min, Switch time t2:0.1s-1s
Time deviation Potentionmeter
Repeat accuracy 10%-mechanical setting
Temperature coecient 0.2%-set value stability
Output 0.05%/℃, at=20℃(0.05%℉, at=68℉)
Current rating 2×SPDT
Switching voltage 16A/AC1
Min.breaking capacity DC 250VAC/24VDC
Output indication 500mW
Mechanical life Red LED
Electrical life(AC1) 1×107
Reset time 1×105
Operating temperature Max.200ms
Storage temperature -20℃ to +55℃(-4℉ to 131℉)
Mounting/DIN rail -35℃ to +75℃(-22℉ to 158℉)
Protection degree Din rail EN/IEC 60715
Operating position IP40 for front panel/IP20 terminals Any
Overvoltage cathegory III.
Pollution degree 2
Max.cable size(mm2) Solid wire max.1×2.5 or 2×1.5/with sleeve max.1×2.5(AWG 12)
Dimensions 90×18×64mm
Weight W240-82g, A230-80g
Standards IEC61812-1,IEC60947-5-1