Siemens SENTRON 3WL10, Руководство пользователя

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Accessories
3.1 Accessories for connection and insulation
Air circuit breaker 3WL10
72
Manual, 11/2017, L1V30499596002-01
Front terminals for main circuit connection
The front terminals, which are standard equipment, are nut keeper kits (clip-in nut-insulator
assembly and clamping screw). They fit entirely into the terminal area of the circuit breaker
and do not protrude beyond the circuit breaker contour.
Front connection bars, extended
The front connection bars, extended permit variable and flexible connection of bars and
cable lugs. They are mounted on the front terminals and are used to extend the jumper lug of
the circuit breaker. The extended connections protrude from the circuit breaker and are not
delivered preassembled on the circuit breaker.
Circular conductor terminal for Cu/Al cable
The cable terminals CuAl 4 x 240 mm
2
are mounted on the front terminals. They project
beyond the circuit breaker contour.
A total of up to four cables with a maximum cross section of 240 mm
2
can be connected to
the cable terminal CuAl 4 x240 mm
2
.
Horizontally / vertically orientable rear connections
The rear connection with variable orientation permits connection of bars and cable lugs to
the rear of the 3WL10 air circuit breaker. It can be mounted both horizontally and vertically or
subsequently turned horizontally / vertically by the user.