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This product has passed the inspections and meets the
requirements of GB/T 14048.2, and therefore is allowed to
leave the factory.
Inspector:
Inspection
08
Date of inspection: See the product or packaging.
Huanyu Group Zhejiang High-tech Co., Ltd.
H8M
Series
Molded Case Circuit Breaker
Installation and Operation
Instruction
Product Certificate
Electrical
Safety Guard
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Summary of Contents for HUYU H8M Series
- Page 1 Electrical Safety Guard Series Molded Case Circuit Breaker Installation and Operation Instruction Product Certificate This product has passed the inspections and meets the requirements of GB/T 14048.2, and therefore is allowed to leave the factory. Inspector: Inspection Date of inspection: See the product or packaging. Huanyu Group Zhejiang High-tech Co., Ltd.
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Page 2: Standards Followed
The H8M Series Molded Case Circuit Breaker (hereinafter referred to as “circuit breaker”) is the high-tech product in the 21st century. This product is characterized by advanced design, reliable performance, high technical indicators, beautiful appearance, and small size. Purpose and Scope of Application... - Page 3 Table 1 Type of overcurrent release Serial Name Description number Delay release With the overcurrent inverse time limit protection characteristic Instantaneous i.e. electromagnetic release, with the overcurrent instantaneous release operation protection characteristic Complex With the above two functions release Table 2 Internal accessory code Notes Code Description...
- Page 4 Main Technical Performance Indicators 5.1 The main technical performance indicators are shown in Table 3. Table 3 Main technical performance indicators Shell frame level rated current Inm (A) H8M- H8M- H8M- H8M- H8HM- H8M- H8M- H8M- Product model H8M-100S 100C 100H 100U 250C...
- Page 5 Table 3 Main technical performance indicators (completed) Shell frame level rated current Inm (A) H8M- H8M- H8M- H8M- H8M- H8M- H8M- H8M- H8M- H8M- H8M- H8M- Product model 400C 400S 400H 400U 630C 630S 630H 630U 800C 800S 800H 800U Rated current In (A) 250,300,350,400 400,500,630...
- Page 6 Table 5 Overcurrent protection characteristics of circuit breakers for motors Thermal release (ambient temperature +40°C) Operating current 1.0 In non- 1.2 In operating 1.5 In operating 7.2 In operating Rated current In operating time time (h) time (min) time (s) electromagnetic (initial state: (initial state:...
- Page 7 When the rated control power supply voltage of the shunt trip is DC 24 V, the maximum length of the copper conductor shall meet the requirements of Table 7. Table 7 Maximum length of the copper conductor Conductor area Rated control 1.5mm 2.5mm power supply voltage...
- Page 8 Circuit breaker L1-N Rated working voltage Ue of Ctrl-N: AC 240 V/50 Hz Note: N is connected to the power neutral wire, and Ctrl is connected to the control signal terminal of the prepaid kilowatt-hour meter. Figure 2 Wiring diagram of the special release with prepaid watt-hour meter 6.6 See Table 7 for the parameters of the electric operating mechanism.
- Page 9 Use and Maintenance 7.1 Considerations before installation of the circuit breaker The appearance of the circuit breaker is in good condition, and no-load operation works normally. The insulation resistance between the poles of the circuit breaker and the incoming and outgoing line terminals of the same pole in the interrupting state shall not be less than 1.5 MΩ.
- Page 10 Company Commitment On the premise that users abide by the use and storage conditions and that the product seals are intact, if the product is damaged or cannot be used normally due to manufacturing quality problems within 18 months from the production date of the product, our company will be responsible for the repairing or replacement free of charge.
- Page 11 Huanyu Group Zhejiang High-tech Co., Ltd. Address: Wenzhou Bridge Industrial Zone, Yueqing City, Zhejiang Province Tel.: 0577-62889999 Fax: 0577-62885588 Postal code: 325603 http://www.huyu.coin.cn Service Hotline 400-887-5757...
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