2 Phase Unearthed Voltage Transformer

2-Phase Un-Earthed, Fixed Type VT

Designed for precision and reliability, these transformers are ideal for 2-phase un-earthed medium-voltage applications, offering superior insulation, thermal protection, and accurate voltage measurement.

2-Phase Un-Earthed, Fixed Type VT

Overview

2-Phase Un-Earthed Fixed Type Voltage Transformers deliver dependable performance for indoor medium-voltage electrical systems. With high insulation ratings, thermal protection, and compatibility with various panel widths, these transformers are built for industrial and utility applications where accuracy and safety are critical.

Key Features

High Insulation Levels

Up to 55/125 kV BIL ensures reliable protection from electrical surges.

Reliable Voltage Measurement

Primary voltage ratings of 11 kV and 22 kV for precise voltage transformation.

Thermal Protection

Thermal limiting current of 6 A to 7 A safeguards against overheating.

Compact & Flexible Fit

Designed to fit 800 mm and 1000 mm panels for seamless installation.

Applications

Medium Voltage Indoor Systems: Accurate voltage measurement and protection for 2-phase un-earthed systems.

Industrial Electrical Panels: Perfect for medium-voltage switchgear and distribution setups.

Power Metering & Protection: Ensures dependable performance for metering and protective relay circuits.

Technical Specifications

Parameter	HFPT 11 B	HFPT 22
Construction Type	2-Phase Un-Earthed, Fix Type	2-Phase Un-Earthed, Fix Type
Max. System Voltage (Um)	12 kV	24 kV
Basic Insulation Level (BIL)	Up to 28/75 kV	Up to 55/125 kV
Rated Primary Voltage	11,000 V	22,000 V
Rated Secondary Voltage	110/230 V	110/230 V
Rated Voltage Factor	1.2 Continuous	1.2 Continuous
Max. Possible Cores	Single	Single
Max. Secondary Terminals	3	3
Rated Frequency	50/60 Hz	50/60 Hz
Suitable Panel Width	800 mm	1000 mm