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Description
SIWOEP series single-phase Intelligent Power Meters
Product General
SIWOEP single-phase meters can realize measurement of various commonly used power parameters in single-phase power system, including voltage, current, active power, reactive power, power factor and so on.
These meters are designed by following high-reliability industrial standards with merits of high measurement accuracy, strong isolation, and stable performance with resistance to vibration and so on. According to different types, they can be used with network communication function and auxiliary output and input function optionally to enable SIWOEP to really have remote metering and remote control functions and make usage more flexible and convenient Ideal choice for monitoring single-phase power system SIWOEP single-phase meters are mainly used for parameter measurement of low-voltage single-phase power system, and can completely replace the traditional meters and equipment with stable operation, high accuracy, and flexible application There are power transformation and distribution automation, middle/low-voltage power distribution system, industrial automation, intelligent buildings, energy management system, industrial machinery equipment in application fields
Operating environment
Temperature: Operating ambient temperature shouId be -25℃ -70℃
Storage temperature range is -40℃ - 85℃
Humidity: Allowable ambient humidity range shouId be 5 - 95% (no moisture condensation)
Altitude: Not more than 2500 m
Installed in a dry place without dust, to avoid to be placed in the surrounding of the heat source, radiation source, and strong
interference source
Protection class: IP20
SIWOEP-Z intelligent network-based meters
Product overview
SIWOEP-Z meters are single-phase intelligent network-based meters. They are developed and designed for the monitoring demands of power system, energy management system, and intelligent buildings. They have standard Modbus-RTU communication protocol and can meet the user's networking demand. By using dual-core processing technology, the meters can make accurate measurement of power parameters in low-voltage single-phase power system, support auxiliary functions such as digital output and input, etc., and realize feedback, control and remote operation
Model description

Note:
1、Additional optional and auxiliary function options needn’t be marked when unnecessary,
2、Relay output and digital output of SIWOEP meters cannot be selected at the same time;
3、Only one of the two analog output modes can be selected
Example: SIWOEP-ZEN1J15
Single-phase intelligent network-based meter is electric energy type, having load property detection options with four-circuit DI, two-circuit DO and 4-20mA analog output function, supporting LED display mode
Measurement accuracy
Functional description

Technical parameters

SIWOEP-K programmable power meters
Product overview
SIWOEP-K meters are single-phase programmable power meters, with measurement function of basic power parameters in power system, including parameters such as voltage, current, frequency, energy, etc. They support communication function and can be selected at random, making design and use more flexible. They support auxiliary output and input function , and completes remote control and information feedback. They support adjustable function of transformation ratio to improve adaptive capacity of meter
Model description

Note:
1、Additional optional and auxiliary function options needn't be marked when unnecessary;
2、Relay output and digital output of SIWOEP meters cannot be selected at the same time;
3、Only one of the two analog output modes can be selected
Example:
SIWOEP-KBN2J15ML
Single-phase programmable power meter is basic combination type, having frequency measurement options, with four-circuit DI , two-circuit DO and 4-20mA analog output functions as well as communication function, support LCD display mode
Measurement accuracy
Functional description

Technical parameters
Shenyang SIWO Electric Equipment Company was established in 1999. SIWO is a poineer of Chinese low-voltage industry, occupy higher share in Chinese market.The company specialized in electric power distribution, control appliances, terminal appliances, power electronic devices ,and other series. Above products are all independent design, develop, product and sale.
The company was located in China,Liaoning province, Shenyang Dadong area, Puyu road No.22. Its total area of 80000 square meters, registered capital of 30 million yuan, existed staff about 500 people, and had 2 subsidiaries ——SIWO electronic and SIWO mould.
The company's main products including low voltage isolating switch, isolating switch fuse , automatic transfer switch , universal type circuit breaker, moulded case circuit breaker, mini circuit breaker, intelligent electric instrument, motor protector, contactor, thermal relay, etc.
Products and services had been involved in the National Olympic Games Arena, Asian Games Arena, Shanghai World’s Expo Arena and other public projects.It can provide whole solutions and electric products for rail transportation, airport, hospital, highway, finance, petrochemical, electric power network, communication, energy, real estate and other fields.
The company’s produces were strict implemented IEC,CE, CB, national standards, through CCC comprehensive certification , has 43 patents, and won the Well-Known Trademark in China, brand-name products in Liaoning province and so on, the technical performance reach the advanced level.
The company has excellent technology team, professional laboratories, automated production lines, high-tech testing equipments, modern warehousing management , efficient service systems, the products be strictly managed from the processes of purchase, product, test and sale, ensuring the excellent quality and reliable performance.
Company has 24 offices in China, its marketing networks across the country, obtained affirmations of over 2000 designing institutes.Parts of products have exported to international markets.