IEC air insulated switchgear UniGear ZS3.2

UniGear ZS3.2 is a medium voltage, metal-clad air-insulated switchgear (AIS) suitable for indoor installations. It has a modular design with aligned standard units equipped with floor-mounted breakers. The arc-proof units have been tested in compliance with IEC standards.

Product scope 

• Rated voltage: 40.5 kV
• Rated main busbar current: ...3150 A
• Rated short time current: ...31.5 kA/4s
• Rated power frequency withstand voltage: 95 kV/1min
• Rated lightning impulse withstand voltage: 185 kV

Key benefits

• Easy to operate and maintain
• Increased personnel safety as all operations can be done in front of the device with the door closed
• Safety interlock to avoid maloperation and fully arc-proof
• Reliable and robust 
  
• Compact design for optimized use of space 

• Type tested for IEC, GB/DL standards and GOST specification
• Internal arc classifications (IAC): AFLR 31.5 kA /1s
• LSC2B-PM design, metallic segregation of all compartments
• Capacitive current breaking: 800A
• Various panels meets wide range of customer requirements
• Vacuum breaker or SF₆ breaker technology available in floor-rolling design