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nVent.com/RAYCHEM
3. Technical Specification
Purpose of control: Electronic thermostat for electric
floor heating
Method of mounting: Flush mounting
Supply voltage: 230 VAC +/– 10%, 50 Hz
Main power switch: 2-pole
Relay output: 230 V, max. 13 A
Protection class: IP21 (IP44 with accessory
1244-017779)
Terminals: 2,5 mm² screw cage clamp
Terminal wire size: 2,5 mm2
Floor sensor with 3 m cable: 12 k @ 25°C +/– 0,75°C (no:38165)
Maximum length of floor sensor
cable:
100 m, 2 x 1,5 mm²
(230 VAC cable)
Control modes: Floor sensor (active when floor
sensor installed)
Room sensor with floor limiter
(active when floor sensor
installed)
Room sensor (active when no
floor sensor installed)
No sensor % regulator with cycles
of 20 minutes (active when no
floor sensor installed)
Temperature regulation method: PWM (pulse width modulation)
with PI control loop
Type of action: Type 1.B.
Control pollution degree: 2
Software class: A
Overvoltage category: III
Rated impulse voltage: 4kV
Ball pressure temperature: 125°C
SELV limits realized: 24V
“The protection against electric shock must be guaranteed
by appropriate mounting. The requirements of Class II are
fulfilled after appropriate mounting.”
EN
CZ
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NL
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RU
NO
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