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Phoenix Contact 2966278
AllRelaysElectromechanical RelaysIndustrial Relays
Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
PLC-RSC- 24UC/21AU
Weight
0.081 kg
Series PLC-RSC

PLC-RSC- 24UC/21AU - Relay Module

PLC-INTERFACE, consisting of PLC-BSC.../21 basic terminal block with screw connection and plug-in miniature relay with multi-layer gold contact, for mounting on DIN rail NS 35/7,5, 1 changeover contact, input voltage 24 V AC/DC

  • Slim design
  • Efficient connection to system cabling using V8 adapter
  • Safe isolation between coil and contact side
  • RT III sealed relay
  • Functional plug-in bridges
  • Integrated input circuit and interference suppression circuit
Technical Specifications

Product properties

Product familyPLC-INTERFACE
ApplicationUniversal
Operating mode100% operating factor
Mechanical service life2x 107 cycles

Electrical properties

Maximum power dissipation for nominal condition0.26 W
Test voltage (Winding/contact)4 kV AC (50 Hz, 1 min., winding/contact)

Insulation characteristics: Coil/contact

Rated Insulation Voltage250 V
Rated impulse withstand voltage6 kV
Overvoltage categoryIII
Degree of pollution3

Coil side

Nominal input voltage UN24 V AC/DC
Input voltage range19.4 V AC/DC ... 33.6 V AC/DC (20 °C)
Drive and functionmonostable
Drive (polarity)polarized
Typical input current at UN11 mA (at UN = 24 V AC)
Typical input current at UN8.5 mA (at UN = 24 V DC)
Typical response time6 ms
Typical release time15 ms
Protective circuitBridge rectifier; Bridge rectifier
Operating voltage displayYellow LED

Switching

Contact switching type1 changeover contact
Type of switch contactSingle contact
Contact MaterialAgSnO, hard gold-plated
Maximum Switching Voltage30 V AC
Maximum Switching Voltage36 V DC
Minimum Switching Voltage100 mV (10 mA)
Limiting Continuous Current50 mA
Maximum Inrush Current50 mA
Min. switching current1 mA (24 V)
Short-circuit current200 A (conditional short-circuit current)
Interrupting rating (ohmic load) max.1.2 W (at 24 V DC)
Output fuse4 A gL/gG NEOZED

Switching: when the gold layer is destroyed

Notethe following values are applicable if a gold layer is destroyed
Maximum Switching Voltage250 V AC/DC
Minimum Switching Voltage5 V (at 100 mA)
Limiting Continuous Current6 A
Min. switching current10 mA (at 12 V)
Interrupting rating (ohmic load) max.140 W (at 24 V DC)
Interrupting rating (ohmic load) max.20 W (at 48 V DC)
Interrupting rating (ohmic load) max.18 W (at 60 V DC)
Interrupting rating (ohmic load) max.23 W (at 110 V DC)
Interrupting rating (ohmic load) max.40 W (at 220 V DC)
Interrupting rating (ohmic load) max.1500 VA (for 250 V AC)
Switching capacity2 A (at 24 V, DC13)
Switching capacity0.2 A (at 110 V, DC13)
Switching capacity0.1 A (at 220 V, DC13)
Switching capacity3 A (at 24 V, AC15)
Switching capacity3 A (at 120 V, AC15)
Switching capacity3 A (at 230 V, AC15)

Connection data

Connection MethodScrew connection
Stripping length8 mm
Screw threadM3
Conductor cross section rigid0.14 mm² ... 2.5 mm²
Conductor cross section flexible0.14 mm² ... 2.5 mm²
Conductor cross section flexible0.2 mm² ... 2.5 mm² (Single ferrule)
Conductor cross section flexible2x 0.5 mm² ... 1.5 mm² (TWIN ferrule)
Conductor cross section AWG26 ... 14
Tightening torque0.6 Nm ... 0.8 Nm

Dimensions

Width6.2 mm
Height80 mm
Depth94 mm

Material specifications

Colorgray (RAL 7042)
Flammability rating according to UL 94V0 (Housing)

Ambient conditions

Degree of protection (Relay base)IP20 (Relay base)
Ambient Temperature (Operation)-40 °C ... 60 °C
Ambient temperature (storage/transport)-40 °C ... 85 °C

CE

CertificateCE-compliant

UKCA

CertificateUKCA-compliant

Shipbuilding approval

CertificateTAE0000196

Corrosive gas test

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

DNV GL data

TemperatureD
HumidityA
VibrationB/C
EMCB
EnclosureRequired protection according to the Rules shall be provided upon installation on board

EMC data

Low Voltage DirectiveConformance with Low Voltage Directive
Electromagnetic compatibilityConformance with EMC directive

Standards and Regulations

Standards/regulationsIEC 60947-5-1

Mounting

Mounting TypeDIN rail mounting
Assembly instructionsin rows with zero spacing
Mounting Positionany
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Why Proax for Phoenix Contact 2966278?

Proax is an authorized distributor of Phoenix Contact 2966278 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.

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Additional Information

Pack Size1
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