Product Feature
Visual status indicators
Large discharge current fast response
Standardized module design,easy to install,simple for maintenance
Small leakage current and change rate low residual voltage
Temperature control to protect circuit,thermal disconnect device
Surge protective device with N-PE residual current spark gap as 3+1

Product Specification/Models
ModelM40B2M40B1+NM40B4M40B3+N

Application
Class C protection
Industrial electrical network
Civiulian power grid
Automated machine room 
Substation main control room
Electrical distribution facilities
Power distrbution cabinet,switch cabinet
AC distribution board