Scope of product application and ambient condition
ZC series meter box are applicable to power system with AC 50Hz or 60Hz, rated working voltage 220V, 380V, rated working current 10~250A.
Ambient condition:
1. Temperature: -25*C-+50*C, average temperature not exceed 35°C during 24 hours.
2. Clean air, relative humidity not exceed 80% under 40°C, higher humidity is allowed under lower temperature.
Main technical parameters of product
Main bus-bar rated current: 10A~225A
Main bus rated short-time withstand current low:30KA
Insulation resistance: 220MQ
Rated insulation voltage UI: 800V
Frequency: 50Hz or 60Hz
Protection degree: IP43
Product model and main configuration examples
![1](http://www.jonchan.com/uploads/145.jpg)
Outline and installation dimensions (mm)
![2](http://www.jonchan.com/uploads/228.jpg)
Wiring diagram of single-phase one-bit electric energy metering box
![3](http://www.jonchan.com/uploads/324.jpg)