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

Box Mount Trapped Key Power Isolation Switch with Lockout Dust Cover (SS-ISB1-LT)

The SS-ISB1-LT is used for isolating hazardous electrical energy. Turning the key to the OFF position isolates the electrical current, allowing the key to be removed and transferred to the next stage in the Trapped Key System. The SS-ISB1-LT is mounted into a polyester enclosure with a lockout dust cover.

  • Manufactured from 316 Grade Stainless Steel Barrel
  • Mounted into a Polyester Enclosure
  • Contacts: 4-Pole Capable of Switching 690V at 25A or 40A

Part NumberDescriptionCurrent + ContactsBarrel MaterialKey
SS-ISB1-25-LTISB1 Isolation Switch Box 25A with Lockout Dust Cover25A 4-Pole316 Stainless SteelNot Included
SS-ISB1-40-LTISB1 Isolation Switch Box 40A with Lockout Dust Cover40A 4-Pole316 Stainless SteelNot Included

Technical Data
Box MaterialPolyester
Barrel Material316 Grade Stainless Steel
Isolator Block SpecificationsSee data sheet or technical drawings
Mechanical Life (B10d)1,000,000 cycles
Ambient temperature-20 ... +40 °C

Procedure to dismount the cover (ISB1 & ISB2)
ISOLATE POWER. ENSURE SWITCH IS IN THE OFF POSITION. UNSCREW THE COVER SCREWS AND REMOVE COVER. AFTER WIRING ENSURE COVER IS FITTED TO ORIGINAL POSITION. DO NOT OVERTIGHTEN THE COVER SCREWS (RECOMMENDED TORQUE 0.5Nm).