Adjusting the overload current
protection
39
07/04 AWB2300-1545D/GB
Short-circuit protection of the motor-protective
relays
The motor-protective relays are short-circuit protected by
means of fuses. When the relay is mounted directly onto a
contactor relay, the correpsonding primary fuse of the
contactor relay is taken into account accordingly.
Table 3:
Direct mounting or individual installation of the ZB65
Table 4:
Directly mounted ZB150
i
Caution!
Only type "2" coordination may be used for the protection
of EEx e motors.
Contactor
relay
Fuse gG/gL [A]
Type of assignment 1
1
)
Type of assignment 2
1)
ZB65-10
DILM40
50
25
ZB65-16
DILM40
63
35
ZB65-24
DILM40
63
50
ZB65-40
DILM40
125
63
ZB65-57
DILM50
160
80
ZB65-65
DILM65
160
100
1) to IEC/EN 60947
Contactor
relay
Fuse gG/gL [A]
Type of assignment "1"
1)
Type of assignment "2"
1)
ZB150-35
DILM80
125
100
ZB150-50
DILM80
160
125
ZB150-70
DILM80
250
160
ZB150-100
DILM95
160
ZB150-125
DILM115
250
ZB150-150
DILM150
250
1) to IEC/EN 60947
