The HCD-EXT heater is used in heat treatment of air in general ventilation of residential, office, industrial and public buildings as well as heating element of simple installations for industrial applications.
HCD-EXT is an electric heater for installation in circular ducts. The heater casing is made of galvanized steel; electric heaters made of stainless steel. Connection points with negative tolerance (nipple) have EPDM rubber gaskets.
It is a heater with a built-in automation system, equipped with an integrated proportional controller, the power control of the heaters is carried out on the principle of pulsation. The set temperature value can be set using the external TR5K type adjuster. Setting range 0-30 ° C.
The duct or room sensor is an accessory.
| Type | Ød [mm] | Qmin [m3/h] | U [V] | P [kW] | Imax [A] |
| HCD100 | 100 | 40 | 1~230 | 0,3/0,6/0,9/1,2 | 1,4/2,8/4,1/5,5 |
| HCD125 | 125 | 70 | 1~230 | 0,3/0,6/0,9/1,2/1,5/1,8 | 1,4/2,8/4,1/5,5/6,8/8,2 |
| 160 | 110 | 1~230 | 1,2/2,0/2,4/3,0 | 5,5/9,1/10,9/13,2 | |
| HCD160 | 160 | 110 | 2~400 | 3,0/5,0/6,0 | 7,9/13,2/15,8 |
| 160 | 110 | 3~400 | 6,0 | 8,7 | |
| 200 | 170 | 1~230 | 1,2/2,0/2,4/3,0 | 5,5/9,1/10,9/13,2 | |
| HCD200 | 200 | 170 | 2~400 | 3,0/5,0/6,0 | 7,9/13,2/15,8 |
| 200 | 170 | 3~400 | 6,0 | 8,7 | |
| 250 | 270 | 1~230 | 1,2/2,0/2,4/3,0 | 5,5/9,1/10,9/13,2 | |
| HCD250 | 250 | 270 | 2~400 | 3,0/5,0/6,0 | 7,9/13,2/15,8 |
| 250 | 270 | 3~400 | 6,0/9,0 | 8,7/13,0 | |
| 315 | 415 | 1~230 | 1,2/2,0/2,4/3,0 | 5,5/9,1/10,9/13,2 | |
| HCD315 | 315 | 415 | 2~400 | 3,0/5,0/6,0 | 7,9/13,2/15,8 |
| 315 | 415 | 3~400 | 6,0/9,0/12,0 | 8,7/13,0/17,3 | |
| HCD400 | 400 | 690 | 2~400 | 3,0/5,0/6,0 | 7,9/13,2/15,8 |
| 400 | 690 | 3~400 | 6,0/9,0/12,0 | 8,7/13,0/17,3 |