SCHMERSAL SRB 301MC-24V RELAY
SCHMERSAL SRB 301MC-24V RELAY
SCHMERSAL SRB 301MC-24V RELAY
SCHMERSAL SRB 301MC-24V RELAY
SCHMERSAL SRB 301MC-24V RELAY
SCHMERSAL SRB 301MC-24V RELAY
SCHMERSAL SRB 301MC-24V RELAY
SCHMERSAL SRB 301MC-24V RELAY

SCHMERSAL SRB 301MC-24V RELAY

MOQ : 1 Piece

SCHMERSAL SRB 301MC-24V RELAY Specification

  • Coil Voltage
  • 24 V DC
  • Contact Form
  • 3NO + 1NC
  • Protect Feature
  • Short Circuit and Overload Protection
  • Coil Power
  • Approx. 1.5 W
  • Dielectiric Strength
  • 2.5 kV AC (50/60 Hz, 1 min)
  • Contact Resistance
  • <100 m
  • Power Consumption
  • Approx. 1.5 W
  • Ambient Temperature
  • -25 C to +55 C
  • Mechanical Life
  • >10 million operations
  • Contact Material
  • AgNi (Silver Nickel)
  • Working Temperature
  • -25 C to +55 C
  • Product Type
  • Safety Relay Module
  • Insulation Resistance
  • >100 M (500V DC)
  • Theory
  • Electromagnetic Relay
  • Usage
  • Safety Relay for Monitoring Safety Circuits
  • Contact Load
  • 6 A / AC-15, 230 V AC
  • Operate Time
  • <30 ms
  • Terminal Type
  • Screw Terminal
  • Rated Voltage
  • 24 V DC
  • Supply Terminal
  • A1, A2
  • Size
  • Standard Compact
  • Color
  • Yellow & Black
  • Dimension (L*W*H)
  • 87 mm x 22.5 mm x 108 mm
  • Weight
  • Approx. 230 g
  • Shock Resistance
  • 30 g (11 ms)
  • Number of Safety Outputs
  • 3
  • Frequency
  • 50/60 Hz
  • Ingress Protection Rating
  • IP20
  • Enclosure Material
  • Plastic (PA66)
  • Reset Type
  • Manual / Automatic
  • Minimum Switching Current
  • 10 mA
  • Response Time
  • <30 ms
  • Standards
  • EN 60204-1, IEC 60947-5-1, EN 60947-5-1, EN ISO 13849-1
  • Maximum Switching Voltage
  • 250 V AC
  • Vibration Resistance
  • 10...55 Hz, 1 mm amplitude
  • Status Indication
  • LED Indication
  • Number of Auxiliary Outputs
  • 1
  • Mounting Type
  • DIN Rail Mounting
 

SCHMERSAL SRB 301MC-24V RELAY Trade Information

  • Minimum Order Quantity
  • 1 Piece
  • Supply Ability
  • 100 Pieces Per Month
  • Delivery Time
  • 7 Days
 

About SCHMERSAL SRB 301MC-24V RELAY

SCHMERSAL SRB 301MC-24V RELAY


Manufacturer: SCHMERSAL

Type: Safety Relay

Model: SRB301MC-24V

Features:

  • Suitable for the signal processing of outputs with contact sensors
  • 3 safety contacts, STOP 0
  • 1 Signalling output Suitable for signal processing of outputs connected to potentials (AOPDs), e.g. safety light grids/curtains
  • Suitable for the signal processing of outputs with contact sensorsRated Current Consumption: 100 mA

    Rated Operating Voltage: 24 VDC/VAC

The SRB 301MC 24V is a general purpose Safety Controller for dry contact and PNP-type input monitoring. It is equipped for connection of one input device in single- or dual-channel configuration. In addition it features feedback monitoring of positive-guided controlled loads, automatic or manual reset and optional cross-short recognition.



Advanced Safety and Reliability

Certified under EN 60204-1, IEC 60947-5-1, and EN ISO 13849-1 standards, the SRB 301MC-24V safety relay ensures dependable safeguarding of personnel and machinery. With short circuit and overload protection, high insulation resistance, and over 10 million mechanical operations, it enhances both safety and productivity in demanding environments.


Efficient Installation and Versatility

The DIN rail mounting system and compact dimensions (87 mm x 22.5 mm x 108 mm) streamline panel integration and conserve valuable space. The relay's screw terminals and LED status indication simplify both wiring and monitoring, making it adaptable for a wide range of safety applications in industrial settings.


Robust Performance in Harsh Conditions

Engineered to withstand shocks up to 30 g, vibrations from 10 to 55 Hz, and extreme temperatures from -25C to +55C, the SRB 301MC-24V excels in rigorous industrial environments. Its plastic enclosure and yellow-black design offer both durability and clear, immediate identification within control cabinets.

FAQ's of SCHMERSAL SRB 301MC-24V RELAY:


Q: How does the SCHMERSAL SRB 301MC-24V relay enhance safety in industrial circuits?

A: This safety relay monitors safety circuits and rapidly disconnects hazardous operations if dangerous conditions are detected. With three safety (NO) and one auxiliary (NC) outputs, short circuit and overload protection, and compliance with international safety standards, it ensures reliable system shutdown and personnel protection.

Q: What installation steps are needed for the SRB 301MC-24V relay?

A: The relay is designed for DIN rail mounting, allowing quick attachment inside standard control panels. Electrical connections are made through screw terminals, and proper wiring should follow the manufacturer's diagram to integrate safety devices and reset functions as required.

Q: When should the manual or automatic reset function be used?

A: A manual reset is advisable when you require a deliberate intervention after a safety circuit interruption, ensuring operators are aware of the reset. Automatic reset can be selected in processes where swift resumption is critical and it is safe to do so, as the relay restores operation once conditions return to normal.

Q: Where is status information displayed on the unit?

A: The relay provides an LED indication on the front, showing status updates such as power presence or fault conditions. This visual feedback allows for easy diagnostics and maintenance directly at the panel.

Q: What benefits does the SRB 301MC-24V offer over standard relays?

A: This model exceeds standard relays with its integrated safety features, robust environmental resistance, and compliance with stringent international standards. Operational longevity, short response time, and versatile mounting make it particularly suitable for critical safety applications.

Q: How is the relay protected against harsh industrial environments?

A: The unit's PA66 plastic enclosure provides durability, while ingress protection rated at IP20 safeguards against dust and accidental contact. Its design resists shocks (up to 30 g), vibrations, and wide ambient and working temperature extremes, further enhancing reliability.

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