Festive Deal Siemens 3sk1211-2bb40 Kit [JeAjUMEi]

Festive Deal Siemens 3sk1211-2bb40 Kit [JeAjUMEi] | Expandable Safety Relay Module for Enhanced Safety Control

Overview

The Festive Deal Siemens 3sk1211-2bb40 Kit [JeAjUMEi] is a SIRIUS 3SK1 series safety relay output expansion module designed to extend the output capabilities of basic safety relay units. Operating at 24V DC, it provides four normally open (NO) safety contacts and one normally closed (NC) signaling contact. The module features spring-type terminals for secure connections and is suitable for DIN rail mounting. It is engineered to meet high safety standards, making it ideal for applications requiring reliable safety control expansion.

Key Features

• Product Line: SIRIUS 3SK1

• Module Type: Output expansion

• Supply Voltage: 24V DC

• Safety Outputs: 4 NO contacts

• Signaling Output: 1 NC contact

• Terminal Type: Spring-loaded (push-in)

• Mounting: DIN rail

• Housing Width: 22.5 mm

• Protection Class: IP20

• Compliance: SIL 3 (IEC 61508), PL e (EN ISO 13849-1), Category 4

Technical Specifications

• Catalog Number: 3SK1211-2BB40

• Operating Voltage Range: 19.2V to 28.8V DC

• Power Consumption: Max. 2.5 W

• Output Switching Capacity:

  • AC-15:

    • 24V: 5 A

    • 115V: 5 A

    • 230V: 5 A

  • DC-13:

    • 24V: 5 A

    • 115V: 0.2 A

    • 230V: 0.1 A

• Thermal Current (Ith): 5 A

• Mechanical Service Life: 10 million switching cycles

• Response Time:

  • Make Time: ≤ 30 ms

  • Release Time: ≤ 15 ms

• Ambient Temperature:

  • Operation: -25°C to +60°C

  • Storage: -40°C to +80°C

• Dimensions (W × H × D): 22.5 mm × 100 mm × 121.6 mm

• Weight: Approx. 0.22 kg

• Mounting Position: Any

• Insulation Voltage: 300 V

• Surge Voltage Resistance: 4,000 V

• Short-Circuit Protection:

  • Fuse: gL/gG 6 A

  • Circuit Breaker: Type A (3 A), Type B (2 A), Type C (1 A)

• Certifications: CE, UL

Applications

• Expansion of safety outputs in machinery and plant automation

• Integration with SIRIUS 3SK1 basic safety relay units

• Safety control systems requiring additional output contacts

• Industrial applications adhering to high safety integrity levels

Why Choose the 3SK1211-2BB40?

• Enhanced Safety: Meets SIL 3 and PL e standards for high safety requirements

• Flexible Integration: Seamlessly expands output capabilities of existing safety relay setups

• Compact Design: Slim 22.5 mm width saves space in control panels

• Reliable Performance: High mechanical durability with 10 million switching cycles

• Easy Installation: Spring-loaded terminals and DIN rail mounting facilitate quick setup

Order Now

The Festive Deal Siemens 3sk1211-2bb40 Kit [JeAjUMEi] safety relay output expansion module is an active product and available for immediate shipping.