JST Power Equipment

Air-Insulated Switchgear – AIS

Air-Insulated Switchgear – AIS

Proudly manufactured in Lake Mary, Florida, our medium voltage air-insulated switchgear provides safe, reliable switching and fault protection.

JST Power Equipment type J100CLAD™ is an IEEE-rated, non-arc-resistant, metal-clad switchgear product line with Type J3MAG™ vacuum circuit breakers.

Features

• Fully compliant to the latest standards (IEEE C37.20.2-2015 and ANSI C37.55-2020) for metal-clad switchgear construction
• UL Label
• Modular design and construction
• Galvanized steel construction
• Two-high construction
• Top and bottom cable or bus duct entry
• ISO 9001 certified manufacturing facilities
• PT/Fuse compartment closed door racking
• Closed-door racking
• Front accessible circuit breaker operating mechanism for ease of maintenance
• Outdoor non-walk-in (ODNWI)

Advantages

• Built in Racking Mechanism
• Built into cubicle vs on truck (lighter weight breaker)
• Allows for easy addition of electric racking solution
• Easier replacement or movement of breakers
• TOC Switch Aux Contacts
• 8/16 pole contacts
• Positive Pole indication
• Tilt out CPT/PT Compartment (with closed or racking)

Benefits

• Single phase operation
• Magnetically actuated breaker
• Independent pole actuators
• Longer life, lower operation costs
• Safer design, easier access for service
• (9)a (9)b Auxiliary Contacts
• Having few moving parts eliminates lubrication requirements
• Direct drive of push rods eliminates torque in breaker
• Fully compliant to IEEE C37.04-2018 and IEEE C37.09-2018
• Fast reclose duty qualified
• Consistent operating time over life of unit
• Chain driven mechanism
• Improve SAIFI/SAIDI scores

Value Basis

• Longer life/higher reliability
• Removes failure points from truck assembly
• Upgrades are easy to retrofit
• Higher up times for your customers
• System design flexibility
• Safer & easier inspection leads to lower maintenance costs and improved personnel safety