Product detail

_GENERALITIES

Manually Operated Changeover Switches, suitable for breaking and switching between two low voltage electrical circuits.
They are made by two standard switches of VISUALCOMPACT series. mechanically interlocked.
The arrangement of two switches mounted one on top of the other makes this execution particularly compact and easy to connect to cables or bus- bars

_GENERAL CHARACTERISTICS

3 positions I-0-II
Version without 0 (overlapping) functions 1, 1+II, II up to 3150A
Load break switches two-layer or horizontally interlocked
Visibility of fied and moving contacts by means of
windows
Indipendent fast action operation
Double break contacts
High breaking capacity (ac-23a iec 60947-3)
High electrical and mechanical endurance
Resistant to damp heat
Wide range of accessories
Rotary front operation by means of:
External double insulated handle with door-interlock in I
and II position.
IP65 degree of protection.
Padlockable with up to three padlocks in 0 position
ByPass version available up to 1250 A, 35kA.
6-8 pole special execution available

_NORMAL SERVICE, MOUNTING AND TRANSPORT CONDITIONS

storage and transport ambient temperature – 25°C + 55°C
working ambient temperature – 20°C + 40°C
in case of higher ambient temperature (ta) consider the
following derating formula:

relative humidity max 95%
rated frequency 50 – 60 Hz
altitude max 2000 m a.s.l.
pollution degree 3 according IEC 60947-1
duty (IEC 60947-1):
- eight-hour duty
- uninterrupted duty
- intermittent duty 60% class 30
- temporary duty
- periodic duty

_CONFORMITY TO STANDARDS

IEC 60947-1|IEC 60947-3|UNI EN 60947-1|UNI EN 60947-3

_CERTIFICATES AND APPROVALS

MANUAL CHANGE-OVERSWITCHES – CMA

Overview