Catalog excerpts
Autotransformer single-phase fan speed controllers with additional functions Rated current SEC: Rated voltage PRI: Control type: Autotransformer fan speed controllers serve the purpose of airflow control in single-phase fan motors controlled by voltage. Mounted in industrial ventilation or heating installations. Adjustable output for the motor protected by a fuse (UtNt). Equipped in an additional, unregulated 230V auxiliary output with a load capacity of 2A, protected by a fuse. Motor protection connected to the TK thermocontact. The state of protection activation is signaled by ignition of red "Z" lamp. The transformers are made with Class II insulation and protection grade IP54, maximum ambient temperature 40°C, thermal class of insulation B (130°C). Manufactured in compliance with EN61558-2-13. ul. Postępowa 25/27, 93-347 Łódź, Poland tel. (42) 640-15-39, fax: (42) 640-15-41 sales@brevetrafo.com, www.brevetrafo.com Due to the constant development of the construction and changes in technical requirements, Breve Tufvassons reserves the right to change the above paramete
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