JDZ9-27.5/35G Voltage transformer

JDZ9-27.5/35G voltage transformers are key components in the field of electrical engineering, designed to ensure safe and efficient operation of electrical systems. The transformer is particularly known for its thermal limit output, and its rated power is divided into four different levels: 800 VA, 500 VA, 500 VA and 300 VA. These rated powers represent the maximum power output that the transformer can withstand under specific thermal conditions, so engineers and technicians must understand these limit powers when integrating JDZ9-27.5/35G into a system.

Product Details

Model and meaning

Model and meaning.jpg

Product Overview

One of the standout features of the JDZ9-27.5/35G voltage transformer is its rated insulation level. Designed to withstand high voltages, the transformer has an insulation rating of 31.5/80/185 kV for the 800 VA output and 40.5/95/200 kV for the 500 VA and 300 VA outputs. These ratings demonstrate the transformer’s ability to withstand transient overvoltages and ensure reliable operation in a wide range of environmental conditions. Strong insulation levels are critical to maintaining the integrity of electrical systems, preventing failures, and ensuring the safety of equipment and personnel.

JDZ9-27.5/35G voltage transformer is flexible in design and versatile in use. It is commonly used in substations, factories and distribution networks where precise voltage measurement and control are required. The transformer is able to provide reliable voltage conversion, enabling effective monitoring and management of electrical systems, ensuring that they operate within safe and efficient parameters. Its compact design further enhances its versatility, making it easy to install in a variety of environments.

In addition to technical specifications, JDZ9-27.5/35G voltage transformers are also manufactured with durability in mind. The materials used are able to withstand harsh environmental conditions, including extreme temperatures and humidity.

Product Parameters

Model	Rated voltage ratio(kV)	Accuracy level or combination of accuracy levels	Rated secondary output (VA)	Thermal limit output (VA)	Rated insulation level (kV)	Wiring Diagram	Surface creepage distance (mm)	Weight(kg)
JDZ9-27.5	27.5/0.1	0.2 0.5 1 3	60 120 250 500 800(220V)	800	31.5/80/185	Figure 1 Figure 2	850	114
JDZ9-35	35/0.1				40.5/95/200
JDZ9-35	35/0.22				40.5/95/200
JDZ9-27.5	27.5/0.1/0.1	0.2/0.2 0.2/0.5 0.5/0.5 0.2/3 0.5/3	20/20 20/30 30/30 30/500(220V) 80/500(220V)	500	31.5/80/185	Figure 3 Figure 4
JDZ9-35	35/0.1/0.1				40.5/95/200
JDZ9-35	35/0.1/0.22				40.5/95/200
JDZX9-35G	35/√3/0.1/√3/0.1/3	0.2/6P(3P) 0.5/6P(3P) 1/6P(3P) 3/6P(3P)	20/100 60/100 100/100 200/100	500	40.5/95/200	Figure 5
JDZX9-35G	35/√3/0.1√3/0.1√3/0.1/3	0.2/0.2/6P(3P) 0.2/0.5/6P(3P) 0.5/0.5/6P(3P)	15/15/100 15/20/100 30/30/100	300	40.5/95/200	Figure 6