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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
DA
NL
SV
HU
FI
RU
NO
ET
DE
FR
SK
PL
