Download AMTNoT110

FBX
3.1
C
T1
T2
CB
CBb
R
RE
3.2
3 Dimensions of the FBX
switchboards
Description of the functions
= Load break switch
= Combined or associated fused interrupter switch
= Transformer protection circuit breaker
= Cables protection circuit breaker
= Busbar protection circuit breaker
= Direct linkage
= Direct incoming feeder with earthing switch
M1
M2
M3
M4
Sb
= Measurement with cable connections
= Measurement with RHS extension
= Measurement for LHS extension
= Measurement for extension (right or left)
= Busbar isolator
Overall dimensions
These are used to position the switchboard
within the room.
The dimensions for the total switchboard volume
(excluding optional extras) are:
- Width
- Depth
- Height.
Example for the depth of a switchboard
H
C
B
A: Operating passage
P: Overall depth
B: Distance to rear wall
C: Space for possible on-site
optional fitting
A
L
P
B
P
3.3
Ground plan dimensions
These are used for the civil engineering work
relating to the switchboard.
Example for the depth of a switchboard
In this case, the dimensions of the surfaces
touching the ground are given.
The reference face is the front panel as it
touches the ground. The sizes are taken from
this reference.
P: Depth
B: Distance to rear wall
Reference
face
AMTNoT110-02 revision: 10
P
B
3