Connection To The Dc Bus (+Ug, −Ug) - Lenze ECSDK Serie Instructions De Montage

4.2.1 Connection to the DC bus (+U
With a total cable length of > 20 m, install an axis module or a capacitor
ƒ
module directly at the power supply module.
Twist ±U
ƒ
attention to short−circuit−proof installation!
Cable length > 30 cm:
ƒ
–
Shield ±U
Fuses
When ECS series supply modules with a mains−side protection are used, the
ƒ
DC−bus supply does not need to be fused.
When Lenze devices of the 82xx and 93xx series are used in DC−bus
ƒ
connections with a continuous DC current > 40 A, install the following fuses:
K
Warnings!
ƒ
ƒ
Cable cross−sections
Cable length
1)
Up to 20 m
> 20 m
1)
Cable length from module to module
EDKCSDK002 DE/EN/FR 1.1
G
cables and keep the cable length as short as possible. Pay
G
cables.
G
Fuse
Value [A]
50
Use UL−approved cables, fuses and fuse holders only.
UL fuse:
– Voltage 500 ... 600 V
– Tripping characteristic "H", "K5" or "CC"
Wire end ferrule
Without wire end ferrule
With wire end ferrule
Without wire end ferrule
With wire end ferrule
Use pin−end connectors for
l
wiring!
l
Electrical installation
Power connections
Connection to the DC bus (+U
, −U )
G
Lenze type
EFSGR0500ANIN
Cable
cross−section
2
6 mm
(AWG 10)
2
10 mm
(AWG 8)
, −U )
G G
Holder
Lenze type
EFH20007
Tightening torque Stripping
length
1.2 ... 1.5 Nm
5 mm
(10.6 ... 13.3 lb−in)
4
57