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ST330C熱繼電器校驗儀 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