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多功能三相电压监控继电器（工业型） 订购编号:MR-GU3M2P-TR2
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Monitoring relay MR-GU3M2P-TR2
Voltage monitoring in 3-phase mains • Multifunctions monitoring relays
Voltage monitoring in 3-phase mains • Multifunctions monitoring relays
• Monitoring of phase sequence, phase failure and asymmetry
• Timing adjustment for tripping delay
• Connection of neutral wire optional, detection of loss of neutral wire
• Relay supply via the supply transformer of TR2 type
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Meassuring circuit data |
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Functions |
UNDER, UNDER+SEQ, WIN, WIN+SEQ |
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monitoring of phase sequence, phase failure and asymmetry |
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timing adjustment for tripping delay |
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Time intervals (timing adjustment) |
tripping delay (0,1...10 s) |
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LED indicator |
green LED, red LED |
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Meassuring circuit |
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• terminals |
(N)-L1-L2-L3 |
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• measuring variable |
AC sinus, 48...63 Hz |
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• measuring input |
3(N)~ 400/230 V |
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• overload capacity |
3(N)~ 600/346 V |
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• swiching threshold Us |
max:- 0,2 < Un < 0,3 min.: -0,3 < Un < 0,2 |
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• asymmetry |
5...25% |
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Input circuit |
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Supply voltage U |
12 … 400 V AC; terminals A1-A2 |
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Rated power consumption |
2,0 VA / 1,5 W |
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Rated frequency |
as per the specification of TR2 supply transformer |
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Output circuit |
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Number and type of contacts |
2 C/O - changeover |
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Rated load AC1 |
5 A / 250 V AC |
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Max. breaking capacity AC1 |
1 250 VA |
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Insulation |
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Rated surge voltage |
4 000 V AC |
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Overvoltage category |
III PN-EN 60664-0 |
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Insulation pollution degree |
3 PN-EN 60664-1 |
Products
 |
MR-GU32P-TR2
Monitoring relay, Contacts:2C/O, Voltage monitoring in 3-phase mains
 |
MR-GU3M2P-TR2
Monitoring relay, Contacts:2C/O, Voltage monitoring in 3-phase mains - Multifunctions monitori...
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