
China High Voltage 3000 AMP Transformer Primary Current Injector Test
The three-phase current transformer is mainly used when measuring three-phase unbalance, as a current indication, or three-phase separately for billing.
- Product Introduction

Three-phase current transformers
Description
The range of LiOu Instruments MC-III current transformers offers wide system current ratings, apertures, bus bar and case sizes to suit every application. Manufactured to meet EN60044 the range benefits include ratio rating from 10A to 300A, accuracy up to Class 0.5, integral terminal cover for safety and multiple mounting options.
Application
• Data logging • Recording • Power monitoring
• Energy management • Alternative energy monitoring
• Cost allocation
Features
• Frequency Range: 50-60Hz
• Over Load withstand: 1.2 x rated current continuously
• AC isolation resistance: 3KV for 60s
• Rigid housing case with UL® 94V-0 polycarbonate
• Safety standard: IEC/EN60044-1
• Nominal phase angle error and
Nominal linearity error: Conform IEC61869-2
ConformIEC60044-1
• Max. operation voltage: AC660V
• Thermal Insulation Class: Class B
• IP Protection Class: IP20B
• Humidity: Up to 95%RH (Non-condensing)
Mechanical Specification

Electric Specification
ELECTRIC SPECIFICAITON AT 25℃ | |||||||||
Model number | Turns Ration | Ipri4 | Iout5 | Iprimax6 | Ioutmax7 | Accuracy Class3 | RL8 | Weight | Frequency range |
Amps | mA | Amps | mA | Ohms | (g) | (Hz) | |||
LO-TP0003 | 1:3000 | 300 | 100 | 360 | 120 | 0.1 | 20 | 50-60 | |
ABSOLUTE MAXIMUM RATINGS | |
Operating free air temperature range | -20℃ to 125℃ |
Storage temperature range | -20℃ to 85℃ |
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