Lenze EMB934 Serie Manuel D'instructions page 109

Fuses and cable cross-sections
Note!
For operating the regenerative power supply module, a mains filter
(accessories) is required.
ƒ
ƒ
Mains filter A
Mains (U
Type Fuse
EZN3A0120H012 gG/gL 16 A
EZN3A0088H024 gG/gL 32 A
Regenerative g
power supply l
DC bus
module
+UG, -UG
Type Fuse
EMB9341 32 A
EMB9342 50 A
1)
Observe the ampacity of the cable type!
Stop!
ƒ
ƒ
EDBMB9340 DE/EN/FR 9.0
Regenerative power supply modules EMB9341 and EMB9342
Regenerative power supply module EMB9341: mains filter EZN3A0120H012
Regenerative power supply module EMB9342: mains filter EZN3A0088H024
Installation to EN 60204-1
= 400 ... 480 V)
N
L1, L2, L3 L1', L2', L3'
Cable
cross-section cross-section
2
2.5 mm
2
6 mm
Installation to EN 60204-1
Mains synchronisation
L1.2, L2.2, L3.2
Cable Fuse
cross-section cross-section
2
4 mm gG/gL 6 A
2 1)
6 mm gG/gL 6 A
PE must be connected according to EN 50178
For the installation acc. to UL, only use UL-approved cables, fuses and fuse
holders.
– UL cables: "60/75 °C or 75 °C copper wire only"
– UL fuses: voltage 500 ... 600 V, tripping characteristic "H", "K5" or "CC"
Electrical installation
Power connections
Load Mains (U
L1, L2, L3
Cable Fuse
2
2.5 mm 15 A
2
6 mm 30 A
DC bus
+UG, -UG
Cable Fuse
cross-section
2
1.5 mm 20 A AWG 12
2
1.5 mm 40 A AWG 9 (8)
Installation to UL
= 480 V) Load
N
L1', L2', L3'
Cable Cable
cross-section cross-section
AWG 12 AWG 12
AWG 9 (8) AWG 9 (8)
Installation to UL
Mains synchronisation
L1.2, L2.2, L3.2
Cable Fuse Cable
cross-section
5 A AWG 16
1)
5 A AWG 16
5
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