Product Description in English:

The SRB031MC-24V/1,1SEC safety relay is a versatile solution for monitoring and controlling safety functions in machines and systems. With a compact width of 22.5 mm and easy DIN rail mounting, it offers high reliability and maximum safety. Featuring three safety contacts, one signaling contact, and advanced diagnostic capabilities, this relay meets the highest safety standards, including EN ISO 13849-1 and SIL 3.

Technical Data:

Product Type Designation:

• SRB031MC-24V/1,1SEC

Order Number:

• 101190685

EAN:

• 4250116202256

eCl@ss and ETIM Numbers:

• eCl@ss Version 12.0: 27-37-18-19
• eCl@ss Version 11.0: 27-37-18-19
• eCl@ss Version 9.0: 27-37-18-19
• ETIM Version 7.0: EC001449
• ETIM Version 6.0: EC001449

Approvals and Standards:

• Certifications: TÜV, cULus
• Standards: EN ISO 13849-1, EN IEC 62061, EN IEC 61508, EN IEC 60947-5-1, EN IEC 60947-1

Material and Weight:

• Housing Material: Plastic, fiberglass-reinforced thermoplastic
• Gross Weight: 250 g

Mechanical Properties:

• Width: 22.5 mm
• Height: 100 mm
• Depth: 121 mm
• Mechanical Lifespan: Min. 10,000,000 switching cycles

Electrical Properties:

• Operating Voltage: 24 VAC -15 % / +10 %, 24 VDC -15 % / +20 %
• Max. Power Consumption: 4.9 VA (AC) / 2 W (DC)
• Safe Relay Outputs: 3 safety contacts (6 A, 230 VAC, AC-15)
• Maximum Switching Frequency: 1,200 /h

Connection Technology:

• Connection Type: Screw terminals, rigid or flexible
• Connection Cross-Section: 0.25 mm² – 2.5 mm²
• Tightening Torque: 0.6 Nm

Environmental Conditions:

• Protection Class: IP40 (housing), IP20 (terminals), IP54 (installation area)
• Ambient Temperature: -25 ... +60 °C
• Storage and Transport Temperature: -40 ... +85 °C

Safety Features:

• Performance Level: PL d (Stop 1)
• Category: 3
• SIL 3 for Stop 0 applications
• Stop Category: 0 and 1

Functions and Features:

• Wire break and cross-short detection
• Integrated feedback circuit
• Automatic and manual reset options
• Four LEDs for status indication

Applications:

• Monitoring of safety sensors, protective devices, emergency stop buttons, rope-pull switches, and safety light curtains