 |
| Place of Origin: | China |
| Brand Name: | WISCOM |
| Model Number: | positioner |
| Minimum Order Quantity: | 1 set |
|---|---|
| Packaging Details: | Wooden box packing |
| Delivery Time: | 15 days after signing the contract |
| Payment Terms: | T/T |
| Supply Ability: | 1000sets |
| Analog Output: | 4~20mA | Usage: | Protective,Auto |
|---|---|---|---|
| Theory: | Electromagnetic Relay | Application: | Motor,transformer |
| Material: | Iron,Aluminum,PA66 O Nory | Frequency: | 50Hz/60Hz |
| High Light: | PA66 Aluminum Integrated Protection Relay,Electromagnetic Integrated Protection Relay,Low Voltage Electromagnetic Protection Relay |
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WISCOM protection relay , WDZ-430EX motor integrated protection and measure device
Wdz-400 series includes the following models:
wdz-410 line integrated
Protection measurement and control device
wdz-430 motor integrated protection measurement and control device
wdz-431 motor differential protection device
wdz-440 low voltage transformer integrated protection measurement and control device
Wdz-440ex microcomputer protection function configuration is as follows:
1. Overcurrent (quick break) protection of section I (with directional locking, low-voltage locking, negative pressure locking and fixed value doubling)
2. Overcurrent (* * * * quick break) protection of section II (with directional locking, low-voltage locking, negative pressure locking and fixed value doubling)
3. Overcurrent (definite time overcurrent) protection of section III (with direction locking, low voltage locking, negative pressure locking and protection exit)
4. Inverse time overcurrent protection (four characteristic curves of IEC standard inverse time)
5. Rear acceleration protection
6. Overload protection
7. Negative sequence current protection
8. Zero sequence current protection
9. Single phase grounding line selection protection (fifth harmonic criterion can be selected)
10. Overvoltage protection
11. Low voltage protection
12. Voltage loss protection
13. Negative sequence voltage protection
14. Air cooling control protection
15. Zero sequence voltage protection
16. Low cycle load shedding protection (with voltage lockout, slip lockout and under current lockout)
17. Low voltage disconnection protection (with slip locking and under current locking)
18. Reclosing protection (with no voltage detection and synchronous detection)
19. Standby automatic switching protection (with automatic switching and automatic recovery, no voltage and no current)
20. Overheating protection
21. Reverse power protection
22. Protection for too long startup time
23. Definite time limit IX overcurrent protection
24. Inverse time IX overcurrent protection (four characteristic curves of IEC standard inverse time)
25. Protection option: motor parameters (Note 1)
26. Protection option: PT control (Note 2)
27. Protection option: Pt parallel switching (Note 3)
28. Non electric quantity protection 1 ~ 8 (Note 4)
Wdz-440ex microcomputer protection environmental conditions
Normal temperature: - 10 ℃ ~ 55 ℃
Limit temperature: - 30 ℃ ~ 70 ℃
Storage temperature: - 40 ℃ ~ 85 ℃
Relative humidity: ≤ 95%, no condensation
Atmospheric pressure: 80 ~ 110kpa
Contact Person: Ms. Biona
Tel: 86-755-83014873
Fax: 86-755-83047632
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