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3.2. Technical data
Product specification
Supply voltage
Power consumption
Power output relay (heating cable)
power supply terminals
Heating cable terminals
Alarm terminals
Sensor terminal - Boiler
Sensor terminal - Pipe
Alarm relay
Circuit breaker
Real time clock
Clock backup
Clock accuracy
Settings
Operating temperature
Selectable temperature
Pre-programmes
Material
Dimensions
Ingress protection class
Weight
Mounting
Entries
Storage temperature
Flammability class
Temperature sensor type
Sensor tip dimensions
sensor cable length
Temperature range
Sensor data
Approval
46 | Domotec.ch
DHB 200 heating cables only
Electrical properties
230 Vac -15 /+10%; 50 Hz
2,5 VA max
20 A / 230 VAC
3 x 6 mm² max
3 x 6 mm² max
3 x 1,5 mm² max
2 x 1,5 mm² max
2 x 1,5 mm² max
Single pole double throw relay, volt-free,
rating 2A / 250 VAC
Max. C 20 A (C-Characteristic)
Automatic Summer/Winter time and leap year
correction
10 days
A variation of ± 10 minutes per year is possible
All settings are stored in non-volatile memory
0°c to 40°c ambient
37°c up to 65°c in 24 blocks per day
7 built-in building specific programmes, can be
edited
Enclosure
ABS
210 mm x 90 mm x 85 mm
IP 54
990 g
DIN-rail mountable 35 mm
2 x M25 and 2 x M20
-20°C to +50°C
D category (din En 60730/VdE 0631-1)
Sensor
Standard NTC 2,0 KOHM at 25°C, 2 wires
Ø 5 mm; length 20 mm
3 m; extendable up to 100 m , 2 x1,5 mm²
-20°C to 90°C
1211 Ω
40°C
1033 Ω
45°C
8854 Ω
50°C
762 Ω
55°C
658 Ω
60°C
571 Ω
65°C
Approval
VDE approval pending - VDE according to
EN60730 EMC According to EN 50081-1/2 for
emission and En50082 - 1/2 for immunity
temperature for bal pressure +100°C test
(DIN EN 60730/VDE 0631-1)
rated impulse voltage: overvoltage category III
(DIN EN 60730/ VDE 0631-1)
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