
3
Safety instructions
Danger
Caution
A.1 EC declaration of conformity
ByaxingtheCEmarktotheunitthemanufacturerdeclaresthattheHCC4conforms
tothefollowingrelevantsafetyregulations:
- EClowvoltagedirective
73/23/EEC, as amended by 93/68/EEC
- EC electromagnetic compatibility directive
89/336/EEC version 92/31/EEC version 93/68/EEC
Conformityhasbeenveriedandthecorrespondingdocumentationand
theECdeclarationofconformityarekeptonlebythemanufacturer.
A.2 General instructions It is essential that you read this!
These installation and operating instructions contain basic instructions and important
information regarding safety, installation, commissioning, maintenance and the optimal
use of the unit. Therefore these instructions must be read completely and understood
by the installation technician / specialist and by the system user before installation, com-
missioning and operation of the unit.
The valid accident prevention regulations, VDE regulations, the regulations of the lo-
cal power utility, the applicable DIN-EN standards and the installation and operating
instruction of the additional system components must also be observed. The controller
does not under any circumstances replace any safety devices to be provided by the
customer!
Installation, electrical connection, commissioning and maintenance of the unit may only
becarriedoutbyspecialistswhopossesstheappropriatetraining.
Fortheuser:Makesurethatthespecialistgivesyoudetailedinformationonthefunc-
tionandoperationofthecontroller.Alwayskeeptheseinstructionsinthevicinityofthe
controller.
A.3 Explanation of symbols
Failure to observe these instructions can result in danger to life from elec-
tric voltage.
Danger
Failure to observe these instructions can result in serious damage to
health such as scalding, or even life-threatening injuries.
Caution
Failure to observe these instructions can result in destruction of the unit
or the system, or damage to the environment.
Informationwhichisespeciallyimportationforthefunctionandoptimal
use of the unit and the system.