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This document describes the Trotec TCH 21 E and TCH 23 E convectors, which are designed to generate warm air for interior spaces. These devices are suitable for well-insulated spaces or occasional use, including living spaces, storerooms, salesrooms, construction areas, containers, and basements.
The convectors generate heat using an electric heating element. Air surrounding the heating element is heated and rises through the air outlet into the room. Both models are equipped with an integrated thermostat to ensure a constant flow of warm air. The TCH 23 E model includes an additional fan for faster distribution of the heated air.
| Parameter | TCH 21 E | TCH 23 E |
|---|---|---|
| Heating capacity | ||
| Level 1 | 800 W | 1000 W |
| Level 2 | 1200 W | 2000 W |
| Level 3 | 2000 W | - |
| Mains connection | 220-240 V / 50 Hz | 220-240 V / 50 Hz |
| Max. power consumption | 2 kW | 2 kW |
| Nominal current consumption | 8 A | 8 A |
| Fusing | 10 A | 10 A |
| Plug type | Schuko plug CEE 7/7 | Schuko plug CEE 7/7 |
| Sound pressure level (1 m distance) | 50 dB(A) | 50 dB(A) |
| Dimensions (depth x width x height) | 172 x 530 x 378 mm | 172 x 530 x 378 mm |
| Minimum distance to walls and other objects | ||
| Top (A) | 50 cm | 50 cm |
| Rear (B) | 50 cm | 50 cm |
| Sides (C) | 50 cm | 50 cm |
| Front (D) | 50 cm | 50 cm |
| Weight | 3 kg | 3 kg |
| Parameter | TCH 21 E | TCH 23 E |
|---|---|---|
| Nominal heat output Pnom | 2 kW | 2 kW |
| Minimum heat output (indicative) Pmin | 0.8 kW | 1.2 kW |
| Maximum continuous heat output Pmax,c | 2 kW | 2 kW |
| Parameter | TCH 21 E | TCH 23 E |
|---|---|---|
| At nominal heat output elmax | NA | NA |
| At minimum heat output elmin | NA | NA |
| In standby mode elsb | NA | NA |
| Parameter | TCH 21 E | TCH 23 E |
|---|---|---|
| Manual heat charge control, with integrated thermostat | NA | NA |
| Manual heat charge control with room and/or outdoor temperature feedback | NA | NA |
| Electronic heat charge control with room and/or outdoor temperature feedback | NA | NA |
| Fan assisted heat output | NA | NA |
| Parameter | TCH 21 E | TCH 23 E |
|---|---|---|
| Single-stage heat output, no room temperature control | NO | NO |
| Two or more manual stages, no room temperature control | NO | NO |
| With mechanic thermostat room temperature control | YES | YES |
| With electronic room temperature control | NO | NO |
| With electronic room temperature control plus day timer | NO | YES |
| With electronic room temperature control plus week timer | NO | NO |
| Parameter | TCH 21 E | TCH 23 E |
|---|---|---|
| Room temperature control, with presence detection | NO | NO |
| Room temperature control, with open window detection | NO | NO |
| With distance control option | NO | NO |
| With adaptive start control | NO | NO |
| With working time limitation | NO | YES |
| With black bulb sensor | NO | NO |
The device is designed for ease of use with a carrying handle for transport. It must be placed in an upright, stable position on firm ground. When positioning, minimum distances from walls and other objects must be observed (50 cm for top, rear, sides, and front). The power cable should be guided along the back of the device, never the front, and fully unrolled to avoid electrical overload.
Operation involves selecting the desired room temperature via a rotary thermostat switch and setting the heating level using a function selector switch. For TCH 21 E, heating levels are 800 W (I), 1200 W (II), and 2000 W (III). For TCH 23 E, heating levels are 1000 W (I) and 2000 W (II), with options for fan-assisted operation at heating level I or II. The room thermostat automatically controls the room temperature, switching off heating and ventilation when the set value is exceeded and switching them back on when the temperature falls below the set value.
Safety features include overheating protection, which automatically switches the device off if it overheats. After activation, the device should be allowed to cool down before investigating the cause. A tilt protection mechanism also switches the device off if it is knocked over or its upright position is changed, automatically restarting once returned to its original position.
Before any maintenance, the device must be switched off, disconnected from the mains by pulling the plug (holding the plug, not the cable), and allowed to cool down completely. The housing should be cleaned with a soft, damp, lint-free cloth, ensuring no moisture enters the electrical components. Aggressive cleaning agents, solvents, alcohol-based, or abrasive cleaners should not be used. After cleaning, the housing should be wiped dry. Tasks requiring the device to be opened, such as checking electrical components or replacing a defective room thermostat or overheating protection, must only be carried out by authorized specialist companies or Trotec. If the device does not operate correctly, checks should include power connection, cable and plug damage, on-site fusing, room temperature setting, and device position. If issues persist, customer service or an authorized specialist electrical company should be contacted.