Page 41
8.
Electrical Installation
Warning:
For installation, note the following:
»
Disconnect from power supply before performing any
work.
8.1
Electrical Installation
»
Only connections with a permanent installation wire
(e.g. NYM) are permitted for electrical wiring. Flexible
wires may not be used.
»
The electrical terminals are designed for connection
cables with cross sectional area between 0.5 and
4mm².
»
For external fuses, choose between quick and medium
blow ratings:
Room Hygrostat
When the hygrostat is open, a voltage of 230V~ is applied to ter-
minals 1 and 2.
Control Unit Type CU-1:
»
connect hygrostat ( ) and max. hygrostat ( max) to ter-
minals 1 and 2 in the control unit CU1 as specified in
the schematic:
terminals in control unit
Warning:
To prevent excessive humidification due to malfunc-
tion of hygrostat (
ϕ
) control, a max. hygrostat (
ϕ
max) must be
installed.
8.2
Checklist Prior to Initial Operation
Electrical installation must be performed in compliance with Ger-
man Association for Electrical, Electronic & Information Techno-
logies (VDE) standards, customer site requirements and public
power utility regulations.
All electrical connections must be made according
to the wiring diagram.
External Circuit Protection
6 A (min. 1 mm² size)
Summary of Contents for CU-1
Page 1: ...Atomising Vacuum Nozzle System Manual...
Page 37: ...Page 37 5 4 Example of Installation Fig Example of installation a VN Unit with 4 nozzles...
Page 38: ...Page 38 Fig Example of installation a VN Unit with 8 VN nozzles and 2 vacuum valves...
Page 48: ...Page 48 10 EC Declaration of Conformity...
Page 54: ...Page 54 General 39 Water Installation 39 Wiring Diagram 42...
