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3TK2830-1AL20

The Siemens 3TK2830-1AL20 is a versatile safety relay designed for monitoring emergency stop circuits, safety gates, and light curtains in industrial automation systems. It meets ISO 13849-1 PL e and IEC 62061 SIL 3 safety standards, ensuring reliable protection for personnel and machinery.

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TEL：400-887-3214
Mail：jilineasyyi@outlook.com
Q Q：615739355
Parameters
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Key Specifications
Parameter Specification
Product Type Safety Monitoring Relay
Safety Standards ISO 13849-1 (PL e), IEC 62061 (SIL 3)
Input Voltage 24V DC (±10%) / 230V AC (±10%)
Contact Configuration 1 NO (Normally Open) safety contact
Contact Rating 6A @ 230V AC / 5A @ 24V DC
Response Time ≤20ms
Operating Temperature -25°C to +60°C
Mechanical Life 10,000,000 operations
Dimensions 22.5 × 99 × 114 mm (W×H×D)
Mounting 35mm DIN rail
Protection Class IP20
Certifications CE, UL, cULus, TÜV
Technical Features
✔ Forced-guided contacts (EN 50205 compliant) – Ensures fail-safe operation
✔ Manual/automatic reset options – Configurable for different safety requirements
✔ LED diagnostics – Visual status indication (Power, Fault, Safety Circuit)
✔ Cross-circuit detection – Prevents short-circuit faults
✔ Compact design – Space-saving DIN rail mounting
✔ Modular expandability – Compatible with other 3TK28 series relays

Typical Applications
Emergency stop (E-stop) circuits (Category 4)

Safety gate/door monitoring (interlocks)

Light curtain/area scanner interfaces

Two-hand control systems

Presses, robots, and automated machinery safety