5
NF line filter
Electromagnetic compatibility
Manual – Accessories
18
Device type with filter
Cat. C1 (class B)
Cat. C2 (class A)
Cat. C3
In accordance with EN 61800-3
230 V, 3-phase
LTE-B xxxx 2A3-x-xx
LTP-B xxxx 2A3-x-xx
400 V, 3-phase
LTE-B xxxx 5A3-x-xx
LTP-B xxxx 5A3-x-xx
Use an external filter
of the type
NF LT xxx xxx.
Use a shielded motor
cable.
No additional filtering required.
Use a shielded motor cable.
5.1.2
Devices without filter
An external filter and a shielded motor cable must be used to meet the requirements
for inverters without internal filter:
Device type without filter Cat. C1 (class B)
Cat. C2 (class A)
Cat. C3
230 V, 1-phase
LTE-B xxxx 201-x-xx
Use an external filter of the type: NF LT xxx xxx.
Use a shielded motor cable.
230 V, 3-phase
LTE-B xxxx 203-x-xx
400 V, 3-phase
LTE-B xxxx 503-x-xx
575 V 3-phase
LTP-B xxxx 603-x-xx
If necessary, you can use a line filter of the type
NF LT xxx to minimize the electromagnetic interference
emission further. However, compliance with the above-
mentioned limit classes cannot be guaranteed.
Use a shielded motor cable.
23540052/EN – 06/2018
