RB40-20/9-1 400V/3 Duct heat.
RB
Electrical duct heater for standard rectangular ducts
Compact design
Horizontal or vertical installation
Standard flanges for easy installation
Double overheating protection
RB 40-20/9-1 400V/3 Duct heat.#9627
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Wide range
Duct heater available in wide range of sizes up to 1000×500mm and power capacities.
Robust materials
The electrical duct heater is manufactured from aluzinc-coated sheet steel with a heating element in stainless steel.
Flexible installation in rectangular ducts
The electrical duct heater has a 20 mm flanges for fitting to standard rectangular ducts and designed for installation in both a horizontal or vertical position.
Double protection
The duct heater is equipped with two integrated protections (one with automatic reset and one with manual reset), to prevent overheating in case of a fault in the system.
Documentation
Wiring
| F1 | = | Overheating protection, automatic (60°C) |
| F2 | = | Overheating protection, manual (120°C) |