Micro Voltage Transformer Used for Relay Protection Zm-PT

• Application: Electronic, Instrument, Position Sensor, Audio, Lighting
• Type: Voltage Transformer
• Phase: Single
• Operation Condition: Indoor
• Usage: Protection, Measurement, Power Measurement
• Winding Form: Single Layer & Tightly Wound Type
• Model NO.: ZM-PT
• Insulating Medium: Epoxy Resin
• 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-PT series Voltage Transformer

Features: High accuracy, good consistency, no power supply, high reliability, for power measurement
Structural parameters:

                 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-PT 120V/1V	100	0.8333	≤0.5	0.1	≤5'	1.3	3000
ZM-PT 120V/1.768V	100	1.473	≤0.5	0.1	≤5'	1.3
ZM-PT 120V/3.53V	100	2.941	≤0.5	0.1	≤5'	1.3
ZM-PT 120V/3.6V	100	3	≤0.5	0.1	≤5'	1.3
ZM-PT 120V/7.07V	100	5.891	≤0.5	0.1	≤5'	1.3
ZM-PT 150V/3.5V	100	2.333	≤0.5	0.1	≤5'	1.5
ZM-PT 200V/7.07V	100	3.535	≤0.5	0.1	≤5'	2
ZM-PT 264V/3.53V	220	2.941	≤0.5	0.1	≤5'	1.3

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