Mounting The Auxiliary Switch For E-Eb Earthing Switch, Excluding Lces - ABB NAL Series Mounting And Operation Manual

11.0 Mounting the auxiliary switch for E-EB earthing switch,
excluding LCES, Fig. 40-50.
1. The installation starts with the earthing switch in open position,
see Fig. 40.
2. The arm of auxiliary switch should be at an angle 45-50 degre-
es in direction of earthing switch, see Fig. 41.
Fig. 40-42 Mounting the auxiliary switch for E-EB earthing switch
Fig. 40
Fig. 42
14 NAL/NALF – Mounting and operation manual
3. Holdfast screw must be tightened from the flat side of auxiliary
switch shaft, see Fig. 42.
Fig. 41