Product Description in English:

The SRB301AN 24VAC/DC safety relay is designed for reliable monitoring and control of safety functions in machinery and systems. It offers versatile applications with three safety contacts, one signaling contact, and integrated feedback loop monitoring. With a compact design and a durable fiberglass-reinforced thermoplastic housing, it meets the highest safety standards according to EN ISO 13849-1 (PL e) and SIL 3.

Technical Data:

Product Type Designation:

• SRB301AN 24VAC/DC

Replaces Article Number:

• 101165473

Article Number:

• 101162240

EAN:

• 4250116201693

eCl@ss and ETIM Numbers:

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

Note:

• Discontinued product

Approvals and Standards:

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

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 -10 % / +20 %
• Power Consumption: 3.5 VA (AC) / 2.1 W (DC)
• Safe Relay Outputs: 3 safety contacts (6 A, 230 VAC)
• Digital Outputs: 0.1 A (24 VDC, DC-12)

Functions:

• Wire break and cross-short detection
• Removable terminals
• Automatic and manual reset

Environmental Conditions:

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

Safety Consideration:

• Performance Level: PL e
• Category: 4
• SIL: 3

Circuit Example:

• Monitoring of protective devices with magnetic safety sensors
• Feedback loop monitoring for contactors