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SV-type on-load tap changer
The structure of SV on-load tap-changer
Meaning of On-Load Tap-Changer Model Designations
Type of on-load tap-changer
Example: SV III 350Y / 172.5 -10 19 3W
Zhejiang Tenglong Electrical Appliance Co., Ltd. manufactures V‑type switches, three‑phase, with a maximum rated current of 350 A, a neutral‑point connection, a maximum operating voltage of 72.5 kV, ten contacts on the circular contact surface, and 19 operating positions, including three intermediate positions, equipped with a transfer selector and reversible voltage regulation.
E.g. SV III 350Y / 172.5 - 10 19 3W
SV series tap-changer, three-phase, maximum rated current 350A, neutral connection, highest voltage for equipment is 72.5kV, 10 contacts for fine regulation, 19 working positions, 3 middle positions, with conversion selector, positive-negative regulation.
Main Technical Parameters of the Product
Main technical parameters
SV-Type Switch and Mounting Dimensions
Installation dimension of SV on-load tap-changer
Figures 1–6 (see Figure 3 for the head mounting flange)
(Attached from figure 1 to6)Head installation flange see figure3
Basic Wiring Diagram of a Switch
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SV-type on-load tap changer
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