| 摘要 |
An electrical heating unit comprising mainly an elongate open-ended conduit-pipe element for mounting in a stove, fireplace or like device for burning solid fuel and having a circulation or warm-air system which is separate from the combustion system of the stove, fireplace or like device. The conduit-pipe element is open at the ends thereof and encloses current supply cables for electrical heating elements arranged on the conduit-pipe element. The conduit-pipe element is also provided with a plurality of thermostats and is intended to be mounted in the flow path of the circulation air externally of the hearth space of the stove. Air forced into the conduit-pipe element at the bottom thereof and departing from the conduit-pipe element at the top thereof assists in cooling the current supply cables, even when a fire is lit in the hearth space of the stove or like device.
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