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Ningxia Longjining Light Instrument Co., Ltd
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Ningxia Longjining Light Instrument Co., Ltd

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    No. 25 Guangming Road, Yinchuan Economic and Technological Development Zone, Ningxia, China (national level)

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DJTL23-NW01 Distribution Transformer Monitoring and Metering Terminal

NegotiableUpdate on 04/28
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Overview
Main features: The distribution transformer monitoring and metering terminal strictly complies with the "Technical Specification for Distribution Transformer Monitoring and Metering Terminal of China Southern Power Grid Co., Ltd." It is a new generation of distribution transformer monitoring and metering terminal based on embedded software and hardware development platform. It has high integration and advanced technology, and adopts communication methods such as 4G/GPRS/CDMA/GSM/SMS/audio telephone. It is widely used for monitoring data collection of public distribution transformers in 10kV and below distribution network electricity collection systems, providing reliable technical means for customer service, automatic data collection, metering device monitoring, dynamic monitoring of distribution transformer load, reactive power compensation, power supply quality monitoring, orderly electricity consumption, and alleviating electricity shortage
Product Details

Technical parameters:

Normal operating temperature

-25 ℃~+55 ℃ (recommended)

working temperature limit

-40℃~+80℃

humidity

Relative humidity ≤ 100%;

atmospheric pressure

63.0kPa~108.0kPa (altitude 4000m and below)

Voltage

Three phase four wire, 1.0 level; 3×220/380V,3×1(10)A;

Frequency range

50Hz, allowable deviation-6%~+2

External dimensions

Width x Height x Thickness=180mm x 290mm x 95mm

Meter reading, cascade interface

3-channel RS485 interface (lightning protection), cascade port can also be used for meter reading

Local settings interface

1 photoelectric interface, 1 RS232 interface

pulse output

2 channels, with 1 active and 1 reactive

Clock output

1 Road

Remote signaling input

5 channels, passive input

Door contact input circuit

1 channel, passive input

Communication sampling circuit

1 group, three-phase four wire or three-phase three wire

AC sampling

Active power level 1.0, reactive power level 2.0