Voltage Tranformer for Relay Protection/ Zm-Tpta Micro Voltage Transformer

• Application: Electronic, Instrument, Position Sensor, Audio, Lighting
• Type: Voltage Transformer
• Phase: Single
• Operation Condition: Indoor
• Usage: Protection, Measurement, Power Measurement
• Winding Form: Multilayer Honeycomb Type
• Model NO.: ZM-TPTA
• Insulating Medium: Insulating Paper
• Installation: Active Type
• Magnetic Circuit Structure: Cascade Type
• Voltage Transformation Principle: Capacitive Type
• N.W: 80g
• Transport Package: Cartons
• Specification: ISO9001, ISO14001, CE, ROHS, SGS
• Trademark: zeming
• Origin: Nanjing, Jiangsu
• HS Code: 8504311000
• Production Capacity: 80.000PCS/Year

Product Description

             ZM-TPTA series Voltage Transformer
Features:
High accuracy, good consistency, no power supply, high reliability, for power measurement
Structural parameter:

                Front view                                                 Bottom view
Circuit schematic:
 

The main technical parameters:

Model	Rated input voltage (V)	Rated output voltage(V)	No-load current of the rated voltage(m A)	Accuracy class	phase angle error	Overload multiples	Compressive strength (V)
ZM-TPTA 120V/1V	100	0.8333	≤0.5	0.1	≤5'	1.3	3000
ZM-TPTA 120V/1.768V	100	1.473	≤0.5	0.1	≤5'	1.3
ZM-TPTA 120V/3.53V	100	2.941	≤0.5	0.1	≤5'	1.3
ZM-TPTA 120V/3.6V	100	3	≤0.5	0.1	≤5'	1.3
ZM-TPTA 120V/7.07V	100	5.891	≤0.5	0.1	≤5'	1.3
ZM-TPTA 150V/3.5V	100	2.333	≤0.5	0.1	≤5'	1.5
ZM-TPTA 200V/7.07V	100	3.535	≤0.5	0.1	≤5'	2
ZM-TPTA 264V/3.53V	220	2.941	≤0.5	0.1	≤5'	1.3
ZM-TPTA 456V/3.53V	380	2.941	≤0.5	0.1	≤5'	1.2
ZM-TPTA 456V/7.07V	380	5.891	≤0.5	0.1	≤5'	1.2

Note: the models in above table is commonly used by our customers, if you require different ratios; you only need to provide the technical requirements for the design and production.