The benefit of change-over switch is that the switch can be used for the conversion of two or more power sources.
NM8N moulded case circuit breaker
Dry-type Air Core Reactor Series
NXB-63 Miniature Circuit Breaker
Portable Energy Storage
NB1-63 Miniature Circuit Breaker
LW43A-252 SF6 Circuit Breaker
72.5/126/145kV Dead tank Circuit Breaker
Center- breaker disconnectors GW4（up to 252kV）
Double-breaker disconnector GW7（up to 252kV）
ZFW21A-72.5/126/145kV Gas insulated switchgear
What's key features of Change-over Products?
Standard: IEC/EN 60669-1; Rated voltage is up to 250V; Rated currents up to 32A
What's the difference between NZK1 and NZK2?
NZK1 is three-way switch, contact 1-2 is closed when the handle is at position I, contact 1-4 is closed when the handle is at position II. NZK2 is two-way switch,Contact 1-2 is closed when the handle is at position I, and contact 1-4 is opened, contact 1-4 is closed when the handle is at position II, and contact 1-2 is opened.