Leading Manufacturer of Safety Interlock Switches and Machine Guard Safety Switch Devices for Automation and Process Safety

Trapped Key Power Isolation Switch with Solenoid Controlled Key Release IP65 and Lockout Dust Cover (SS-ISP-SKR-WR-LT)

The SS-ISP-SKR-WR-LT is used for isolating hazardous electrical energy. The key is held in place by a solenoid and only when energised can the switch be turned to the OFF position, isolating the electrical current and allowing the key to be removed. The SS-ISP-SKR-WR-LT is designed with additional ingress protection up to IP65 and can be mounted directly to the panel.

  • 316 Grade Stainless Steel Barrel and Mounting Plate
  • 4-Pole Capable of Switching 690V at 25A or 40A
  • 2 N/C + 1 N/O Monitoring Contact Block
  • Includes Lockout Dust Cover

Part NumberDescriptionCurrent + ContactsBarrel MaterialKey Included
SS-ISP-SKR-WR-25-LTSolenoid Release Isolation Switch Panel Mount, IP65, 25A, 4 Pole (24V Solenoid)25A 4-Pole316 Stainless SteelNO
SS-ISP-SKR-WR-40-LTSolenoid Release Isolation Switch Panel Mount, IP65, 40A, 4 Pole (24V Solenoid)40A 4-Pole316 Stainless SteelNO
SS-ISP-SKR-WR-63-LTSolenoid Release Isolation Switch Panel Mount, IP65, 63A, 4 Pole (24V Solenoid)63A 4-Pole316 Stainless SteelNO

Key sold separately.
Optional auxiliary signal contact block (AUX-ISP) can be purchased to indicate the isolator status.

Technical Data
Material316 Grade Stainless Steel
Enclosure ProtectionIP65
Isolator Block SpecificationsSee data sheet or technical drawings
Mechanical Life (B10d) 1,000,000 cycles
Ambient temperature-20 ... +40 °C
Solenoid wattage10Watt (24V)