DHC 23
Technical data
Control system
Type designation
Order designation
Construction
Version
Controller type
Default switching times
Automatic preventive maintenance
operation
Summer/winter time changeover
Supply voltage
Power consumption
Data protection
Protection standard
Protection class
Radio interference
Dimensions
Control panel cut-out
Weight
Mounting
Terminals
Storage temperature
Operating temperature
Relativet humidity
Microprocessor control with analogue operation
DHC 23
DHC 23-1:
One heating circuit, optionally one domestic hot water circuit
DHC 23-2:
One mixed heating circuit, optionally one unmixed heating circuit,
or domestic hot water control
DHC 23-3:
Nordic standard domestic hot water circuit with fast response
heat exchanger, optionally one heating circuit.
Digital controller in impact-proof plastic housing, plug-in unit base with screw
terminals
Corresponding to DIN 32 729
Corresponding to draft AGFW Memorandum "Requirements on outside temperature
compensated control devices"
PI controller
Heating times:
Domestic hot water availability:
Heating circuit pump:
Start of summer time:
Start of winter time:
230 V AC + 6 % ... -15 % 50...60 Hz
5 W
Individual data protection (eg. during power failure) by an exchangeable battery for up
2 years continuously, thereafter a maximum of 48 hours per year (at 20°C)
IP 30 according to EN 60529
II according to EN 60730-1
conformity
according to EN 50 081-1 and EN 50 082-1
192 x 96 mm (W x H according to DIN 43700) x 98 mm (D)
186+1. 1 x 92+0.8 mm
approx. 950 g without packaging
Wall mounting or control panel front installation with control panel installation set ER 9
Screw terminals, max. cable cross-section 1.5 mm
-20°C...+65°C
0...40°C
5...70 %
daily 6.00 until 22.00
daily 6.00 until 22.00
daily 10.00, 1 min.
last Sunday in March, 2.00 (1 hour forwards)
last Sunday in October, 3.00 h (1 hour back)
2
TECHNICAL DATA
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