Table 33: Classification by category
Category
C1
C2
C3
C4
Mode of sales
distribution
Unrestricted distribution
Restricted distribution
Restricted distribution
Restricted distribution
Environment
1st environment
1st or 2nd environment
(operator's decision)
2nd environment
2nd environment
Voltage/
Current
< 1000 V
> 1000 V
I
n
> 400 A
Connection to IT network
EMC
competence
No special requirement
Installation and commissioning by personnel suitably
trained in EMC applications
EMC plan required
Limits to
EN 55011
Class B
Class A1
(+ warning)
Class A2
(+ warning)
Values exceed class A2
limits
12 EC Declaration of Conformity
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Hya®-Solo DV
