ST330C熱繼電器校驗儀Thermal relay tester
專業為用戶量身定做

工控機，高精度0.2級，觸摸屏操作

高精度全自動三相熱繼電器校驗儀主要特點：

ST330C熱繼電器校驗儀適用范圍：　 
　　1、適用于各類型的低壓電動機保護器、熱繼電器測試。　 
　　2、測試電動機保護器在運行狀態下是否進行有效地保護。　 
　　3、適用于試驗室對熱繼電器、低壓電動機保護裝置的試驗。　 
　　4、適用于生產電動機保護器、熱繼電器廠家進行產品質量校驗、出廠試驗調試。　 
　　5、適用于各高校及科研機構的研發、試驗、教學。　 
　　主要特點及技術參數： 
　適用于單相、三相熱繼電器及各種有源或無源電動機保護器的過壓、過流、缺相、不平衡、堵轉及時間測試,還可測試電流繼電器的動作電流及額定電流的動作時間。　　　
◆ 可長時間輸出0～50A或0～500A電流
◆ 三相電流可均衡輸出，具有細調功能
◆ 三相電壓可均衡輸出，具有細調功能（備選）
◆ 可同步測試熱繼電器或熱電偶的動作時間
◆ 常開、常閉接點自動識別
◆ 可同時串接若干只校驗，提高工作效率
2、主要技術指標
電源輸入：AC 380/220V 50Hz 三相四線
儀表等級：0.2級
輸出電流：3×50A或3×500A
時間測試：0.001S-999.999S

重量：14.8KG
高精度全自動三相熱繼電器校驗儀



Scope:
1 , applicable to all types of low voltage motor protection , thermal relay testing.
2, the test motor protector is in the running state to effectively protected.
3 , suitable laboratory for thermal relays, low voltage motor protection device tests.
4 , for the production of motor protection, thermal relay manufacturers to verify product quality , factory test debugging.
5 , applicable to all universities and research institutions in the development, testing , teaching .
Main features and technical parameters:
For single-phase , three-phase thermal relay and a variety of active or passive motor protection overvoltage , overcurrent , phase imbalance , stall and time of the test , but also test current relay operating current and rated current operating time .
◆ can be a long output 0 ~ 50A or 0 ~ 500A Current
◆ three-phase current output can be balanced with fine tuning function
◆ three-phase output voltage can be balanced with fine adjustment function ( option )
◆ test can be synchronized or thermocouple thermal relay operating time
◆ normally open, normally closed contact automatic identification
◆ can only check several series simultaneously , improve work efficiency
2 , the main technical indicators
Power Input : AC 380/220V 50Hz three-phase four-wire
Instrument Rating : 0.2
Output Current : 3 × 50A or 3 × 500A
Time Test : 0.001S-999.999S

Weight : 14.8KG
Precision automatic three-phase thermal relay calibrator