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Honeywell GKMB23 Key Actuated Safety Switch
The Honeywell GKM Series key-actuated safety switches are designed for applications requiring miniature key-operated safety interlocking limit switches, particularly for machine guarding. Their compact size (34 mm L x 16 mm W x 70 mm H) makes them ideal for areas with limited space. The switches offer dual entry for the actuator key, allowing for flexible installation. They also feature positive opening action of normally closed contacts, ensuring safety compliance. Available with various electrical connection options, including prewired cable or integral M12 connector, and suitable for indoor or outdoor use.
Honeywell GKMB23 Key Actuated Safety Switch Specifications:
- Housing material: Red glass-filled polyester body, black glass-filled polyamide actuator housing
- Actuator key material: Stainless steel
- Electrical connection: Side or bottom exit cable (UL rated 105 °C with PVC jacket and cores four conductor 0.5 mm², 20 AWG)
- Electrical connection (connector): Side or bottom exit integral M12 Micro 4-pin dc-style connector
- Electrical connection (twin connectors): Side and bottom exit (twin connectors) integral M12 Micro 4-pin dc style connectors for daisy chaining
- Contact/switch options: 1NC/1NO slow action BBM, 2NC slow action
- Contact design: Double break, electrically separated (Zb)
- Contact material: Silver alloy (standard), gold-plated (low energy applications)
- Utilization category: AC-15, B300; DC-13, Q300
- Rated operational voltage (Ue): 240 Vac, 250 Vdc
- Rated operational current (Ie): 1.5 A, 0.27 A
- Thermal current (Ith): 5 A, GKME Series 2 A
- Rated insulation (Ui): 500 V
- Rated impulse withstand voltage (Uimp): 2500 V
- Short circuit protection: Class RK5 fuse, rated at 4.5A
- Pollution degree: 3
- Environmental sealing: IP 66/67, GKME Series (twin connectors) IP66 per EN60529; NEMA 1, 12, 13
- Operating temperature: -25 °C to 85 °C (-13 °F to 185 °F)
- Shock: 50 G per IEC 60068-2-27
- Vibration: 10 G per IEC 60068-2-6
- MCTF (Mechanical life): >1,000,000 cycles with single-sided confidence limit of 95%
- MCTF (Electrical life): 32,000 cycles
- SIL Capability: SIL3 capable with HFT=1, SIL2 capable with HFT=0 with reference to IEC 61508-2:2010 Functional Safety
- Proof test interval: 1 year
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Frequently Asked Questions
Where can I buy Honeywell GKMB23?
You can click on the BUY or RFQ button to purchase GKMB23 from an authorized Honeywell distributor.
How do I troubleshoot issues or seek technical support for part GKMB23?
You can download the GKMB23 datasheet or visit the Honeywell website for support.
Who is the manufacturer of GKMB23?
Honeywell