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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
RIF-0-RSC-12DC/21AU
Weight
0.033 kg
Series RIF

RIF-0-RSC-12DC/21AU - Relay Module

Preassembled relay module with screw connection, consisting of: relay base with ejector and multi-layer gold contact relay. Contact switching type: 1 changeover contact. Input voltage: 12 V DC

Technical Specifications

Product properties

Product familyRIFLINE complete
ApplicationUniversal
Operating mode100% operating factor
Mechanical service lifeapprox. 2x 107 cycles

Insulation characteristics

Insulationsafe isolation
Insulationsafe isolation
Overvoltage categoryIII
Pollution degree2

Electrical properties

Service life electricalsee diagram
Maximum power dissipation for nominal condition0.19 W
Test voltage (Winding/contact)4 kVrms (50 Hz, 1 min., winding/contact)
Rated Insulation Voltage250 V AC
Rated surge voltage6 kV

Coil side

Nominal input voltage UN12 V DC
Input voltage range9.6 V DC ... 18 V DC (20 °C)
Input voltage range in reference to UNsee diagram
Drive and functionmonostable
Drive (polarity)polarized
Typical input current at UN16 mA
Typical response time5 ms
Typical release time8 ms
Coil Voltage12 V DC
Protective circuitFreewheeling diode
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 (12 V)
Interrupting rating (ohmic load) max.1.2 W (24 V DC)
Utilization category CB Scheme (IEC 60947-5-1)AC15, 3 A/250 V (N/O contact)
Utilization category CB Scheme (IEC 60947-5-1)AC15, 1 A/250 V (N/C contact)
Utilization category CB Scheme (IEC 60947-5-1)DC13, 1.5 A/24 V (N/O contact)
Utilization category CB Scheme (IEC 60947-5-1)DC13, 0.2 A/110 V (N/O contact)
Utilization category CB Scheme (IEC 60947-5-1)DC13, 0.1 A/220 V (N/O contact)

Switching: when the gold layer is destroyed

Notethe following values are applicable if a gold layer is destroyed
Contact MaterialAgSnO
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 length7 mm
Conductor cross section rigid0.5 mm² ... 4 mm²
Conductor cross-section rigid (2 conductors with same cross section)0.5 mm² ... 1.5 mm²
Conductor cross section flexible0.5 mm² ... 2.5 mm²
Conductor cross section flexible0.5 mm² ... 2.5 mm² (Ferrules without plastic sleeve)
Conductor cross section flexible0.5 mm² ... 1.5 mm² (Ferrule with plastic sleeve)
Conductor cross section flexible (2 conductors with same cross section)0.5 mm² ... 1.5 mm²
Conductor cross section flexible (2 conductors with same cross section)0.5 mm² ... 1 mm² (TWIN ferrule with plastic sleeve)
Conductor cross section AWG20 ... 12 (solid)
Conductor cross section AWG20 ... 14 (flexible)
Tightening torque0.5 Nm ... 0.6 Nm

Dimensions

Width6.2 mm
Height84 mm
Depth82 mm

Material specifications

Colorgray (RAL 7042)
Flammability rating according to UL 94V2 (Housing)

Ambient conditions

Degree of protection (Relay base)IP20 (Relay base)
Degree of protection (Relay)RT III (Relay)
Ambient Temperature (Operation)-40 °C ... 60 °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/regulationsIEC 60947-5-1

Mounting

Mounting TypeDIN rail mounting
Assembly instructionsin rows with zero spacing
Mounting Positionany
Accessories

Why Proax for Phoenix Contact 2903373?

Proax is an authorized distributor of Phoenix Contact 2903373 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 Size10
Recommended
Sold in quantities of 10

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