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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
REL-MR- 24AC/21HC/MS
Weight
0.02 kg
This product is Not Cancellable/Not Returnable
Series REL-MR

REL-MR- 24AC/21HC/MS - Single relay

Plug-in miniature relay, with power contact, 1 changeover contact, test button, mechanical switching position indicator, status LED, input voltage 24 V AC

  • With detectable manual operation
  • Switching current of up to 16 A
  • Integrated status LED
  • Mechanical switch position indicator
  • DC types with integrated freewheeling diode
Technical Specifications

Product properties

Mechanical service life5x 106 cycles

Electrical properties

Service life electricalsee diagram
Maximum power dissipation for nominal condition0.77 W
Test voltage (Winding/contact)5 kV AC (50 Hz, 1 min., winding/contact)

Coil side

Nominal input voltage UN24 V AC
Input voltage range18.7 V AC ... 34.8 V AC
Mains frequency50/60 Hz
Drive and functionmonostable
Drive (polarity)non-polarized
Typical input current at UN32 mA
Typical response time3 ms ... 12 ms (depending on phase relation)
Typical release time range2 ms ... 8 ms (depending on phase relation)

Switching

Contact switching type1 changeover contact
Type of switch contactSingle contact
Contact MaterialAgNi
Maximum Switching Voltage250 V AC/DC
Minimum Switching Voltage12 V (at 10 mA)
Limiting Continuous Current16 A
Maximum Inrush Current32 A (20 ms)
Min. switching current10 mA (at 12 V)
Interrupting rating (ohmic load) max.4000 VA (for 250 V AC)
Switching capacity2 A (at 24 V, DC13)
Switching capacity3 A (at 24 V, AC15)
Switching capacity3 A (at 120 V, AC15)
Switching capacity3 A (at 240 V, AC15)
Motor load according to UL 5081/2 HP, 120 V AC (N/O contact)
Motor load according to UL 5081 HP, 240 V AC (N/O contact)
Motor load according to UL 5081/3 HP, 120 V AC (N/C contact)
Motor load according to UL 5081/2 HP, 240 V AC (N/C contact)

Connection data

Connection MethodPlug / solder connection

Dimensions

Width12.7 mm
Height29 mm
Depth25 mm

Ambient conditions

Ambient Temperature (Operation)-40 °C ... 70 °C
Ambient temperature (storage/transport)-40 °C ... 85 °C

Corrosive gas test

IdentificationISA-S71.04. G3 Harsh Group
IdentificationEN 60068-2-60

Standards and Regulations

Standards/regulationsEN 61810-1
Standards/regulationsVDE 0435-201
Standards/regulationsEN 50178

Why Proax for Phoenix Contact 2987891?

Proax is an authorized distributor of Phoenix Contact 2987891 and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.

Have a question in mind? to help you get the right product as quickly as possible for your project. We're always here to help!

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Additional Information

Pack Size10
Recommended
Sold in quantities of 10

Available for order

Phoenix Contact Availability