PHOENIX CONTACT REL-MR- 48DC/21-21AU 2834847 Plug-in miniature power relay, with multi-layer gold contact, ... View larger
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PHOENIX CONTACT REL-MR- 48DC/21-21AU 2834847 Plug-in miniature power relay, with multi-layer gold contact, ...

REL-MR- 48DC/21-21AU





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Plug-in miniature power relay, with multi-layer gold contact, 2 PDTs, input voltage 48 V DC

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INTERFACE Signal converters, switching devices, and power supply units - PHOENIX CONTACT

Cabling and interface cabling systems. Cabling - PHOENIX CONTACT

* Brand new produt in its original packing covered by the warranties and certifications provided by PHOENIX_CONTACT

Price: $4.56
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Width12.7 mm
Height29 mm
Depth15.7 mm

Ambient conditions

Ambient temperature (operation)-40 °C ... 85 °C

Coil side

Nominal input voltage UN48 V DC
Typical input current at UN8.7 mA
Typical response time7 ms
Typical release time3 ms
Coil resistance5520 Ω ±10 % (at 20 °C)
Power dissipation for nominal condition0.42 W

Contact side

Contact type2 PDT
Contact materialAgNi, hard gold-plated
Maximum switching voltage30 V AC
36 V DC
Minimum switching voltage100 mV (at 10 mA)
Min. switching current1 mA (at 24 V)
Maximum inrush current50 mA
Limiting continuous current50 mA
Interrupting rating (ohmic load) max.1.2 W (at 24 V DC)
Notethe following values are applicable if a gold layer is destroyed
Maximum switching voltage250 V
Minimum switching voltage5 V (at 10 mA)
Limiting continuous current8 A
Maximum inrush current15 A (300 ms)
Min. switching current10 mA (At 5 V)
Interrupting rating (ohmic load) max.190 W (at 24 V DC)
100 W (at 48 V DC)
60 W (at 60 V DC)
44 W (at 110 V DC)
60 W (at 220 V DC)
2000 VA (for 250 V AC)
Switching capacity in acc. with DIN VDE 0660/IEC 609472 A (at 24 V, DC13)
0.2 A (at 110 V, DC13)
0.2 A (at 250 V, DC13)
2 A (at 24 V, AC15)
2 A (at 120 V, AC15)
2 A (at 250 V, AC15)


Test voltage relay winding/relay contact5 kV AC (50 Hz, 1 min.)
Test voltage relay contact/relay contact2.5 kV AC (50 Hz, 1 min.)
Operating mode100% operating factor
Degree of protectionRT III (wash-proof)
Mechanical service life3 x 107 cycles
Standards/regulationsIEC 60664
EN 50178
IEC 62103
Rated surge voltage/insulationBasic insulation
Pollution degree3
Overvoltage categoryIII
Mounting positionany
Assembly instructionsCan be aligned without spacing (> 70 °C ≥ 2.5 mm)

Connection data input side

Connection nameCoil side
Connection methodPlug / solder connection

PDF of PHOENIX CONTACT REL-MR- 48DC/21-21AU 2834847 Plug-in miniature power relay, with multi-layer gold contact, ...

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