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Summary of Contents for Acrel AKH-0.66L35D
- Page 1 Digital Residual Current Transformer AKH-0.66L35D AKH-0.66L50D AKH-0.66L70D AKH-0.66L105D Installation and Operation Manual V1.1 Acrel Co., Ltd.
- Page 2 Contents 1 Overview............................ 1 2 Technical parameters........................1 3 Installation and wiring........................2 4 Communication protocol......................6...
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Page 3: Overview
Acrel Co., Ltd. 1. Overview Relying on the AC sampling technology, Digital Residual Current Transformer can monitor the residual current in power distribution circuits and thus prevent electrical fires. It also supports the standard MODBUS-RTU protocol and connects with various standard systems. Our Digital Residual Current Transformer complies with requirements of Electrical fire monitoring system----Part 2:Residual current electrical fire monitoring detectors, GB14287.2. -
Page 4: Installation And Wiring
Acrel Co., Ltd. 3. Installation and wiring 3.1 Outline and dimensions of installation (unit: mm) AKH-0.66L50D ： AKH-0.66L35D, AKH-0.66L50D, AKH-0.66L50D ： φ Installation Overall dimensions Hole size Dimensions dimensions Spec&type Φ L-35 32.5 L-70 32.5 L-105 32.5... - Page 5 Acrel Co., Ltd. 3.2 Mode of installation Digital Residual Current Transformer is rail-mounted or fixed. 3.3 Connection mode 3.3.1 Primary side connection Phase 相别 Wiring diagram 接线图 三相四线 三相三线 3-phase 4-wir 3-phase 3-wir Connection 接地方式 mode ARCM ARCM Single-phase 单相负载...
- Page 6 Correct connection mode:Communication cable shielding layer is connectea with ground. Two-core shielded line/shielding layer is connected with ground. AKH-0.66L35D 、 AKH-0.66L50D 、 AKH-0.66L50D ： Example of Communication Connection Correct connection mode:Communication cable shielding layer is connectea with ground. Two-core shielded line/shielding layer is connected with ground.
- Page 7 Acrel Co., Ltd. 1st-circuit actuation 0008H 30~1000 mA (OFF) Word current 0009H~000FH Reserved Word 0010H 1st-circuit delay time 0.1S~60.0S Word 0011H~0017H Reserved Word Communication 0018H 1~247 Word address 1, 2, 3 and 4 indicate 4.800 、 9.600 、 Communication baud 0019H 19.20 、...
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Page 8: Communication Protocol
Acrel Co., Ltd. transformer is not below 18V. If the input voltage is below 18V, it is necessary to apply an auxiliary power source near the existing power source and keep these power sources separated in connnection. The shielded twisted pair or 4-core shielded wire are preferred for communication connection (consistent with the power connection). - Page 9 Address: No.253 Yulv Road Jiading District, Shanghai，China TEL.: 0086-21-69158338 0086-21-69156052 0086-21-59156392 0086-21-69156971 Fax: 0086-21-69158303 Web-site: www.acrel-electric.com E-mail: ACREL008@vip.163.com Postcode: 201801 Manufacturer: Jiangsu Acrel Electrical Manufacturing Co., LTD. Address: No.5 Dongmeng Road,Dongmeng industrial Park, Nanzha Street,Jiangyin City,Jiangsu Province,China TEL./Fax: 0086-510-86179970 Web-site: www.jsacrel.com Postcode: 214405...
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