Electric Duct Heater HDE for Ventilation Systems

HDE

Electric Duct Heater HDE

HDE electric duct heaters are essential components for ventilation systems, designed to increase or stabilize the temperature of supply air. Their robust construction, featuring a galvanized steel casing and stainless steel spiral heating elements, ensures uniform and efficient heating. Each heater includes an external connection box with a terminal block and comprehensive thermal protection.

Key Features

Designed to increase or stabilize air temperature in ventilation ducts.
Casing made of galvanized steel, heating elements from stainless steel.
Specially shaped spiral heating elements guarantee uniform air heating.
Integrated dual safety thermostat: automatic (+60°C) and manual (+90°C).
Equipped with EPDM rubber seals at the ends for secure installation.
Can be mounted in ventilation ducts both vertically and horizontally, regardless of airflow direction.
Compatible with external temperature controllers or PULSER units.
Requires a minimum airflow velocity of 1.5 m/s and a maximum supply air temperature of 40°C.

Technical Data

Type	Ød [mm]	A [mm]	B [mm]	H [mm]	L [mm]
HDE-100	100	280	100	110	380
HDE-125	125	280	100	110	380
HDE-150	150	280	120	110	380
HDE-200	200	300	160	110	400
HDE-315	315	300	190	110	400
HDE-400	400	300	240	110	430

Type	Power [W]	Voltage [V]	No. of heaters [pcs]	Rated Current [A]
HDE-100-0.3	300	1 x 230	1	1.3
HDE-125-1.2	1200	1 x 230	4	5.2
HDE-200-2.0	2000	1 x 230	4	8.7
HDE-200-4.5	4500	3 x 400	3	6.5
HDE-315-9.0	9000	3 x 400	6	13
HDE-400-18.0	18000	3 x 400	6	26