KVUHeater element

Application

Duct heater for air heating systems, e.g. supplementary heating in ventilation systems in houses or in connection with air duct systems.

Description

Duct Section
Hot-galvanised steel tubes with Lindab Safe sealing ring in both ends.

Terminal Box
Electroplated sheet iron box fitted with two PG16 cable gland. Electric supply though the fitted row of clamps. Proofing IP44.

Heating Elements
Tubular heating elements made of AISI 304 (stainless) with a surface load of 2.5 W/m² for air velocities above 2 m/sec.

Overheating Protection
In the terminal box there is a builtin one pole temperatur limiter (30-87ºC) with automatic reset (B2) as well as a thermal cut-out with manual reset (125ºC) (B1)

Temperature Regulation
It is recommended to control the air temperature by a room thermostat, e.g. KVT10.

Insulation

The duct heater have to be insulated with non-inflammable insulation, and the distance to flammable material must be at least 150 mm.

NB. The terminal box may not get insulated.

Approval

KVU standard duct heaters for 230 Volt, are approved by DEMKO.