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Phoenix MACX-MR-3V-900-PT-monitoring relay 1336547, three-phase voltage monitoring relay, provides overvoltage, undervoltage, window monitoring and phase sequence, phase loss, asymmetry (asymmetry adjustable) and neutral monitoring functions. 24…240VAC/DC generous power supply, with adjustable threshold, response delay, support fault record storage and NFC communication. True valid value detection.

Product Type Voltage monitoring relay
Mode of operation closed or open circuit
insulation characteristics: railway industry standard
Overvoltage Category III
pollution level 3

Rated impulse withstand voltage 8 kV (between measuring circuit and other circuits)
service life, electrical approx. 1x 105times, resistive load 2000V A
rated conditions 15W
Main Power Type 3 phase
Railway Industry Standard
Rated insulation voltage 1000V (between measuring circuit and other circuits)
600V (between other circuits)
electrical isolation
electrical isolation 300V
power supply
Supply Voltage Range 24V AC ... 240V AC -15 % ... +10%
24V DC ... 240V DC -25 % ... +30%
24V ... 240V AC (railway applications)
48V ... 110V DC (railway applications)
Rated power consumption 15 VA (1.5 W)

Enter Name Measurement Input
measured value AC sine (48 ... 63Hz)
input voltage 1 MΩ
Frequency Range 48Hz ... 400Hz
maximum temperature coefficient 0.05 %/K
Response Delay Setting Range 0 s ... 99.9 s
voltage threshold 480V
voltage threshold 900V
Function undervoltage
overvoltage
window
asymmetric
phase sequence
phase fault
Neutral Line Breaking
basic accuracy 1%
repeat accuracy 0.5 percent
asymmetry 5 % ... 25% / OFF
Recovery Time 200 ms
1336547
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Phoenix MACX-MR-3V-900-PT-Monitoring Relay 1336547

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