Description
VPIS for M.V. cubicles (switchgear)
DXN series of voltage presence indicating system (VPIS) indicates the voltage presence on M.V. cubicles by being installed on the capacitive dividers.
Product Features
- 3-phase live-voltage indicating system
- Can work with phase comparator for phase checking
- Wide-range 3kV- 40.5kV
- Working frequency 50/60Hz
- Threshold values for voltage presence indication: U>0.40 x Unmin
- Threshold values for voltage absence indication: U<0.15 x Unmax
- Threshold values for over-voltage protection: <0.30 x Unmin
- Divider capacitance 14pF or be specified by buyer
- Temperature range -25°C to +40°C
- Insulation strength: AC 2kV, 1min
- Product dimensions (L×W×D): 96x49x95mm
Technical Parameter
Executive Standard | DL/T538-2006 |
Working Frequency | 50Hz/60Hz |
Nominal Voltage | 3-3.6kV |
6-7.2kV | |
10-12kV | |
20-24kV | |
35-40.5kV | |
Divider Capacitance | 14pF,or customized by buyers |
Threshold Values for Voltage Presence Indication | U>0.40 x Unmin |
Threshold Values for Voltage Absence indication | U<0.15 x Unmax |
Threshold Values for Over-voltage Protection | U<0.30 x Unmin |
Working Temperature | -25℃-+40℃ |
Working Humidity | <95% |
Insulation Strength | 2Kv,1min |
Protection Level | IP20 |
Overall Dimension(WxHxD) | 96x49x95 mm |
Mounting Dimension(WxHxD) | 92x45x87 mm |
Cable Length | 2M,or customized by buyers |
Terminal Definitions
Marks | Definitions |
Earth Terminal | |
L3 | HV Phase L3, the input terminal for coupling signals |
L2 | HV Phase L2, the input terminal for coupling signals |
L1 | HV Phase L1, the input terminal for coupling signals |
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