1 DESCRIPTION Bell transformer VT-230 EKF PROXIMA is a DIN rail single- phase isolation transformer designed for intermittent use in doorbells and similar signaling applications. High-quality build and materials ensure reliable long-term operation. Bell transformer VT-230 EKF PROXIMA complies with IEC 61558-1 requirements.
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Table 2 Characteristics Value Item code bt-230/15va bt-230/30va Rated input voltage 2-5, V Rated output voltage 8-9, V Rated output voltage 9-11, V Rated power output 8-9, VA Rated power output 9-11, VA Rated frequency, Hz 50 / 60 Total rated power output 8-11, P, VA Max.
4 INSTALLATION AND CONNECTION Both copper and aluminum wire connections are supported. Do not connect copper and aluminum wires concurrently to the same terminal. ~24V ~24V 15VA 30VA ~12V ~12V ~12V ~12V 7.5VA 7.5VA 7.5VA 7.5VA 50Hz 230V 50Hz 230V Figure 3 - Bell transformer wiring diagram: a) 15VA;...
7 SAFETY REQUIREMENTS Do not use or operate bell transformers with visible mechanical damage. Bell transformers conform to IEC 61140 Class 0 for protection against electrical shock and must be installed in distribution enclosures with Class 1 protection or higher. 8 MAINTENANCE For bell transformer maintenance, please follow national safety rules for operation of electrical Installations.
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Service life: 20 years. Manufacturer: for information, refer to the product package. Importer and EKF trademark service representative: EKF ELECTRICAL SOLUTION – FZCO, Dubai Silicon Oasis, DDP, Building A2, Dubai, United Arab Emirates. Importer and EKF trademark service representative on the territory of the Russian Federation: OOO «Electroresheniya», Otradnaya st., 2b bld.
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12 CERTIFICATE OF ACCEPTANCE Bell transformers VT-230V/12-12V 15VA EKF PROXIMA and VT-230V/12-12V 30VA EKF PROXIMA have been approved for operation. Date of manufacture: for information, refer to the product package. Stamp of technical supervision ekfgroup.com...
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