ENG
4.6.8
Equipotential-bonding connections and fuses
Fig. 17: Equipotential-bonding/fuses
NOTE
Potential equalization provided by customer
I
v
connected at the connecting point of the function potential equalization.
The connecting point is labeled with the necessary circuit symbol.
Operating Manual | Attachment and Installation Cooling Units | Standard Controller (SC) – 400 / 460 V, 3~ | 086100007e
1
Fuses (F2, F3) for transformer as protection against
fault current, overload current and short-circuit current.
2
Functional equipotential-bonding
signal reception with low interference between the unit
and the switch cabinet.
3
Protective equipotential bonding
components and touch voltage.
'
x
q
z
(M8 thread), for a
for metal
EM
,
40/60