| Appendix –
Standards and guidelines
60
Model code
3W2250
3W2251
Ambient temperature
-30°C to 50°C
Storage temperature
-30°C to 85°C
Relative humidity
5 to 95%, no condensation
Class of protection
I
Degree of protection (housing)
IP54
Overvoltage category
III
Impact strength
IK08
Dimensions (H × W × D)
492 × 394 × 189 mm
(housing base incl. mounting plate, without overhangs)
Weight per unit
approx. 10 kg
approx. 15 kg
Standards and guidelines
General standards
2014/30/EU
EMC Guideline
2011/65/EU
RoHS Guideline
2012/19/EU
WEEE Directive
2014/35/EU
Low voltage directive
Standards governing electromagnetic interference (EMV)
IEC 61851-21-2
Conductive charging systems for electric vehicles – Part 21-2: EMC requirements for off
board electric vehicle charging systems
Device safety standards
IEC 61851-1 Ed. 3
Electrical equipment for electric road vehicles - conductive charging systems for electric
vehicles – Part 1: General requirements
IEC 60364-7-722 Ed. 1
Low voltage installations - Part 7-722: Requirements for special installations or locations -
Supply of electric vehicles
Trademarks
All trademarks mentioned in this manual, including those that may be protected by third parties are, without restric-
tion, subject to the regulations of the respectively applicable trademark law and the property rights of the respective
registered owners. All trademarks, trading names or company names marked here as such are, or may be, trademarks
or registered trademarks of their respective owners. All rights not explicitly granted here are reserved.
The absence of explicit identification of trademarks used in this manual must not lead to the conclusion that a name
is free from the rights of third parties.
Data cable recommendations
The following data cables are recommended for wiring up the bus interfaces in the Wallbox eMH3:
Designation
Cross section
Number
Cat5e
from at least 0.14 mm²
1 cable per connection
between two wallboxes
Cat6
from at least 0.14 mm²
WARNING!
Selecting suitable data cables
Please note that these are recommendations only: the conductor cross-section must be adjusted according to the
cable length by the specialist electrical contractor responsible for installation.