国产成人综合视频一区_日韩人妻AV无码区_黄页网站在线观看_拍拍拍无遮无挡视频1000_日本真人添下面视频免费_亚洲中文字幕永久无线码_成a人片在线观看www流畅_特别污特别黄网站_亚洲欧美日韩图片_日韩乱码一区中文字幕

Shenzhen Guodian Xuzhen Electric Technology Co., Ltd.

Product

product demand

We can customize according to your needs, please fill in the form below.

Why Customize?

You only need to fill in your needs, purposes, we will provide personalized customization.

contact us

You can also contact us in the following ways

support hotline:
TEL:400-698-3738
Shenzhen Guodian Xuzhen Electric Technology Co., Ltd. Address:
龍崗區(qū)龍城街道五聯(lián)瓦窯東路26號安能泰工業(yè)園
All products :
Microcomputer intelligent integrated controller (touch screen)
產(chǎn)品型號： GD920

Gd920 intelligent integrated controller integrates digital, intelligent and network technology, which is used in the automation and monitoring system of hydraulic turbine generator set to realize the automatic start / stop, data measurement, alarm protection and "three remote" functions of...

sales network
Please select the address closest to you, and we will find the nearest dealer for you to serve you!
Province
Features
The device has the functions of automatic startup and automatic speed regulation, automatic excitation, automatic quasi synchronization, automatic regulation of active power according to water level, automatic regulation of reactive power, eight channel temperature patrol alarm protection, flying protection, current quick break protection, overcurrent inverse time limit protection, undervoltage protection, overvoltage protection, low frequency protection, over frequency protection, circuit breaker switching value protection, automatic shutdown, automatic water level startup, constant water level operation and communication.
◆ one key automatic startup and one key automatic shutdown.
◆ automatically start and shut down according to the water level setting, or automatically start and shut down according to the switch signal.
◆ automatic grid connection operation, and automatically adjust the output power of the unit according to the water level to keep the unit running at high water level.
◆ automatically adjust the power factor.
◆ eight way temperature patrol alarm protection.
◆ overspeed, overcurrent, reverse power, overload, undervoltage, overvoltage, low frequency, over frequency and other protection;
◆ automatic de excitation control, water break control and brake control during shutdown.
◆ active watt hour measurement, reactive watt hour measurement and operation time accumulation.
◆ query the latest 99 fault records.
◆ R485 communication function is convenient for communication with other intelligent devices to realize remote monitoring.
technical parameter
◆ working power supply of the device: dc12-24v, 0.2A.
◆ secondary current input range: 0 ~ 5A
◆ voltage detection range: 1.5 ~ 550V
◆ current measurement accuracy: ± 0.5%
◆ voltage measurement accuracy: ± 0.5%
◆ electricity metering accuracy: level 0.2
◆ synchronous voltage range of generator: US ± 10V (system voltage)
◆ synchronous frequency range: 49.7 ~ 50.3hz
◆ synchronous phase angle: ＜ 10 °
◆ current quick break setting range: 5 ~ 50A
◆ current overcurrent setting range: 0.5 ~ 10A
◆ setting range of current overcurrent time: 0 ~ 360s
◆ frequency measurement range: 5 ~ 120Hz
◆ input value of frequency detection residual voltage: 2V
◆ frequency measurement accuracy: ± 0.1% FS
◆ temperature measurement range: - 10 ℃ ~ 200 ℃
◆ temperature measurement accuracy: ± 0.6 ℃
◆ number of input switching value points: 16 (3 programmable)
◆ analog input points: 12 (8 temperature inputs)
◆ number of input points of output switching value: 16
◆ output switching value contact capacity: 220V, 5A
◆ communication interface: RS485
◆ baud rate: 9600
◆ water level detection signal: 4A ~ 20mA
◆ last 99 fault records
◆ insulation withstand voltage strength: in accordance with relevant regulations of dl478-92
◆ anti interference performance: comply with relevant provisions of iec61000
◆ overall dimension:
Overall dimension of host: 300 × two hundred and twelve × 53.5 (long) × wide × High);
A. Touch screen: 10 inches
◆ power consumption: ≤ 10W
◆ device weight: host < 3kg, panel < 1.5kg.
Case show
  • Automatic power generation control system for hydropower station
    enlarge

    Automatic power generation control system for hydropower station

  • Automatic power generation control system for hydropower station
    enlarge

    Automatic power generation control system for hydropower station

  • Automatic power generation control system for hydropower station
    enlarge

    Automatic power generation control system for hydropower station