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20
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1.42
Katherm QK –
Trench convector with energy-efficient EC tangential fan
Ready-to-install convector-based trench convectors
Assembly and installation instructions
The clock thermostat type 30456 permits the operation and temperature control
of 24 V electromechanical
Ka
therm
QK units.
The room temperature is set by sensor-controlled functional keys.
Complete with 10-stage fan speed adjustment in manual and automatic operating
mode, including automatic summer/winter changeover and a day or week
program.
Fig.: Clock thermostat type 30456
Electrical cabling – Control via clock thermostat, type 30456
* Lay shielded cables (e.g. IY(ST)Y, 0.8 mm) separately from power cables.
W1: Voltage supply and control signal for fan (on-site fuse 0.63 A) and actuator.
W2: Voltage supply and control signal for fan and actuator.
W3: Voltage supply (fuse by others).
Central voltage supply
24 V DC on site
Trench convector
Katherm QK
24 V / 0-10 VDC
Clock thermostat
Type 30456
Junction box
by others
Actuator
Type 146906