Poznámky redaktora
Model 3447
A pparatus Emax DC
S cale
D oc-N 1SDH000635R0002
Page No.
7/108
. Installation
4.)
Selective
circuit-breaker
Fixed
3 poles
version
4 poles
Withdraws
3 poles
ble version
4 poles
E2 93
E3 104 125
E4 120 147 170
E6 140 165 210 250
4.3. 7
Table the circuit-breaker weights (Kg.
- Anti-racking-in plate the moving part (5). this case, the lifting ropes must hooked shown the figures (the lifting
plates are always supplied with the circuit-breaker).1 Preparation the fixed part
Assembly the anti-racking-in lock
Before installing the fixed part, necessary check the presence the anti-racking-in lock for circuit-breakers with different electrical
characteristics from those the fixed part.
- Insert the hexagonal-head screws (1) the holes found the previous item shown the figure.
The installation, commissioning and any ordinary and extraordinary
maintenance have done skilled personnel, with detailed
knowledge the apparatus.
For the preparation the installation room, please refer the "Overall
dimensions" paragraph, which gives information the following points:
- minimum installation volumes the circuit-breakers and derived
versions
- distances respected for circuit-breakers compartments
- overall dimensions the circuit-breakers
- fixing drillings
- compartment door drillings.3 sta lla tion fixe ith circu it-b r
4.). 8
4. However, the use ropes allowed.
- Fix the screws with the washers (2) and the hexagonal stops (3). Where this
is not possible, install inside switchboard with suitable degree of
protection.2 Installation fixe circu it-b r
Fix the circuit-breaker horizontal surface using the screws (M10 x
12 min.
Fig.
Fig. the anti-racking-in lock has been supplied separately, proceed assemble follows:
- the self-adhesive plate (4), find the assembly position the stop bolts relation the circuit-breaker which has housed the fixed
part.
4.1 sta lla tion room
Install the circuit-breaker dry, dust-free, non-corrosive room, and
in such way that not subject shocks vibrations.
Make sure that the anti-racking-in lock corresponding the one installed the fixed part present the circuit-breaker (moving part).With regard lifting, follow the instructions: the circuit-breakers must placed sturdy supporting surface and lifted, preferably, means
of special fork-lift truck
