Alstom VDG14AF9001ACH displacement relay  

#Alstom VDG14AF9001ACH Neutral Point Displacement Relay

Alstom VDG14AF9001ACH is used to monitor the neutral point offset of the system and achieve ground fault protection

1. Electromagnetic induction disc type mechanical protection structure
2. Multi level voltage threshold can be adjusted by plugging and unplugging
3. Anti time action characteristic, adjustable delay
4. Have anti-interference ability for third harmonic voltage
5. Permanent magnet damping design, stable and vibration free operation
6. Auxiliary power supply supports a wide DC range of 24-250V
7. Contact output, can trigger tripping and alarm circuits
8. Transparent protective shell, convenient for on-site inspection of status
9. Set the gear position with consistent voltage characteristics throughout the entire time
10. Anti vibration, suitable for working conditions inside high-voltage cabinets
11. Terminal wiring, simple wiring debugging
12. The mechanical structure is sturdy and has a long service life
13. Strong continuous withstand voltage capability, able to withstand voltage surges
14. Cabinet embedded installation, easy disassembly and maintenance
15. Compatible with Alstom MV3000 high-voltage frequency conversion system

Alstom VDG14AF9001ACH detects neutral point voltage deviation, completes system grounding fault alarm and protection tripping.