7 Electro-magnetic compatibility (EMC)

Issue 07/04

Table 7-5 Compliance Table

Model

Remarks

Class 1 – General Industrial

6SE6420-2U***-**A0

Unfiltered units, all voltages and powers.

Class 2

– Filtered Industrial

 

6SE6420-2A***-**A0

 

All units with integral Class A filters

 

 

 

6SE6420-2A***-**A0 with

 

Frame size A units 400-480 V with external Class A footprint filters

6SE6400-2FA00-6AD0

 

 

Class 3

– Filtered for residential, commercial and light industry

6SE6420-2U***-**A0 with 6SE6400-2FB0*-***0

Unfiltered units fitted with external Class B footprint filters.

* denotes any value is allowed.

MICROMASTER 420

Operating Instructions

172

6SE6400-5AA00-0BP0

Page 172
Image 172
Siemens 420 manual Model Remarks, Class 1 General Industrial