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Phoenix MACX-MR-C-10-R-PT-monitoring relay 1487466, current monitoring relay with RS-485 interface, provides overcurrent, undercurrent, and window monitoring functions. 24V 240VAC/DC generous power supply, with adjustable threshold, response delay, support for fault record storage, support for NFC communication and Modbus/RTU communication, provide two configurations. 1 PDT dry contact output, in-line connection.

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

Rated impulse withstand voltage 6 kV
service life, electrical about 1x 105times, resistive load 2000V A
rated conditions 15W
Main Power Type Single-phase AC, DC
Railway Industry Standard
Rated insulation voltage 600V
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 DC,AC sinusoidal (15 ... 500Hz)
Overload 15 A AC/DC
input voltage 0.75 MΩ
input current 5 mΩ
Frequency Range 48Hz ... 400Hz
maximum temperature coefficient 0.05 %/K
Response Delay Setting Range 0 s ... 99.9 s
Function under current
Overcurrent
window
basic accuracy 1 % (>0.1A,±10mA (0…0.1A))
repeat accuracy 0.5 percent
Recovery Time 200 ms

switching
Contact Type 1 floating transfer contact
Contact Material AgSnO2
maximum switching voltage 250V AC
Maximum power rating (resistive load) 2000 VA (8 A/250 V AC)
output fuse 10 A (fast fuse)

Connection Mode in-line connection
stripping length 10mm
Rigid conductor cross section 0.2 mm² ... 2.5 mm²
Flexible Wire Cross Section 0.2 mm² ... 2.5 mm²
Attachable Guide Cross Section AWG 24 ... 14
1487466
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Phoenix MACX-MR-C-10-R-PT-Monitoring Relay 1487466

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