Chint CB class ATS NXZHB-63/4A NXZHB-63/4C NXZHM-160/4A NXZHM-250/4A NXZHM-400/4A NXZHM-630/4A CHNT Automatic Transfer Switch

Description Place of Origin : China Brand Name : Chint Model Number : NXZHB NXZHM Type : CB Number of Pole : 3 Rated Current : 16A – 800A Certification : CCC CE Chint CHNT original NXZHB NXZHM CB class ATS Automatic Transfer Switching Equipment   1.1 Scope of Application 1.1.1 NXZ(H)B/NXZ(H)M Series Automatic Transfer Switching Equipment is applicable to three-phase four-wire duplicate supply grid of AC 50/60Hz, rated voltage 400V/415V and below, rated current 800A, and can switch one or several load circuits from one power source to the other to ensure the normal power supply of the load circuit. 1.1.2 This product is applicable to industrial and commercial power use places, high-rise buildings, and residential houses.   1.2 Applicable standards 1.2.1 Product standardIEC 60947-1.IEC 60947-6-1.1.2.2 Standards for use in extreme environmentIEC 60068-2-1. (Low Temperature)IEC 60068-2-2. (High Temperature)IEC 60068-2-30. (Cyclic Damp Heat)IEC 60068-2-11. (Salt mist)   1.3 Installation categoryInstallation category of the switching equipment of maincircuit is category IV.Installation category of auxiliary circuit is category III.Installation category of conversion controller is category II. 1.4 Utilization category:NXZB: AC-33iBNXZ (H) B: AC-33BNXZ (H) M: AC-33B