Description
The Zander Aachen SR3D Safety Relay (ID-Nr. 472270) is a 230 VAC, 50-60 Hz safety relay designed for emergency stop, safety gate, and light curtain monitoring, achieving up to PL e / SIL 3. It features 3 Normally Open (NO) safety contacts and 1 Auxiliary NC contact, suitable for industrial machinery and furnace applications.
Key Features and Specifications:
- Model/ID: SR3D / 472270
- Operating Voltage: 230 VAC (50-60 Hz)
- Safety Contacts: 3 NO (Normally Open)
- Auxiliary Contact: 1 NC (Normally Closed)
- Output Ratings: AC-15: 3A @ 250V; DC-13: 3A @ 24V
- Safety Standards: SIL 3 (IEC 61508), PL e (EN ISO 13849-1), Category 4
- Application: Suitable for monitoring emergency stop, safety switches, and non-contact safety sensors.
- Special Features: Certified by Germanischer Lloyd for marine applications (e.g., waste incineration plants on ships) and compliant with EN 50156-1 for continuous furnace operation.
- Installation: 22.5 mm width, DIN rail mounting.
The SR3D relay allows for single or dual-channel control with feedback loop monitoring for external contactors.
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