Reliable Distribution Transformer Tap Changer for Global Markets

• Customization: Available
• Type: High-voltage
• Installation: Indoor High-voltage
• Model NO.: DTP
• Operation: Manual
• Grounding Mode: Not Grounding
• Movement Mode: Vertical Rotary Type
• Number of Poles: Multi
• Grounding: Un Grounded
• Brand: Daohuang
• Trademark: Daohuang
• Origin: China

Product Description

Tap Changer Switch

General Introduction

The tap changer is de-energized, rotary-type switches, applied in oil-filled distribution transformer, or electrical equipment, both pole and pad mounted. The tap changer is mounted through the tank wall and be operated from outside of the transformer. 

Available in single-deck and three-deck configurations, it supports both single-phase and three-phase transformer systems. The tap changer is engineered to meet and often exceed the performance requirements of most transformer applications.

The moving contact system consists of a spring loaded, copper rolling contact. 

The 100 A contacts are available with stud type connectors; all are tin plated copper.

The switch body, rotor and shaft are made of a high strength, glass-filled thermoplastic material. The operating shaft is sealed against leakage by two high temperature resistant O-Rings. 

Each handle kit includes a handle with mounting screw, a mounting nut, an indicator plate, a gasket.

Ordering Number

Tap Changer

                 Note: The pointer handles kits sold together.

General data on Tap Changer Switch 

ITEMS	Type
	DTP-XXX-X
Nominal Voltage, kV	35
Short-time(1min) Power-frequency Withstand voltage	50
BIL Level, kV	150
Continuous Current, A	150

Dimension

Size Specification 

Tap Changer	Type
	Single Phase	Two Phase	Three Phase
A	43	43	43
B	74	159	243
C	121	207	291

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