NORDAC SK 1000E Hardware description
BU1100 GB
25
4.2
Limit value classes
Equipment type
without aux. line filter
with aux. line filter
with aux. line filter
SK 1000E-101-340-A
to
SK 1000E-102-340-A
Class 2 (A)
Class 2 (A)
Class 3 (B)
Max. length motor cable
7m
30m
20m
NOTE:
Please note that these limit value classes are only achieved when the length of the motor cable does not exceed
the length given above. Shielded cables are required.
In addition, EMC compliant wiring is essential.
The shield of the shielded motor cable must be applied to the shield angle and, to comply with Class 3, also on
the entry to the control cabinet (EMC screw connection).
Overview of standards that, as per EN 61800 -3 (product standard for FU), are based on
EN 50081; 510082 and must be complied with
Standard
Limit value class
Interference emission
Cable based interferences
EN55011
"A"
“B” with filter
Radiated interference
EN55011
"A"
“B” with filter
Interference resistance
ESD
EN61000-4-2
8kV (AD&CD)
Burst on control cables
EN61000-4-4
2kV
Burst on line and motor cables
EN61000-4-4
4kV
Surge (phase-phase / phase-ground)
EN61000-4-5
1kV / 2kV
EMF
EN61000-4-3
10V/m; 26-1000MHz
Voltage fluctuations and drops
EN61000-2-1
+10%, -15%; 90%
Voltage dissymmetries and frequency
changes
EN61000-2-4
3%; 2%
