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This product has passed the inspection and meets the
requirements of GB/T14048.2, and therefore is allowed to leave
the factory.
Inspector:
Date of inspection: See the product or packaging.
HUANYU HIGH-TECH CO., LTD.
HUM8 Series
Molded Case Circuit Breaker
Installation and Operation
Instruction
Before installing and using the product, please read the
instruction carefully and well keep it for future reference.
Product Certificate
Inspection
08
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Summary of Contents for HUYU HUM8 Series
- Page 1 HUM8 Series Molded Case Circuit Breaker Installation and Operation Instruction Before installing and using the product, please read the instruction carefully and well keep it for future reference. Product Certificate This product has passed the inspection and meets the requirements of GB/T14048.2, and therefore is allowed to leave the factory.
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Page 2: Model Description
The HUM8 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 This circuit breaker is suitable for the power system with AC 50 Hz, rated voltage up to 690 V, and rated current up to 800 A. - Page 3 Table 2 Internal accessory code Notes Code Description Code Description Code Description 0–2 Shunt trip 0–1 0–1 Undervoltage 0–1 0–1 release 0–5 0—2 II+III≤7 Shunt trip 0–2 II+III≤5 Undervoltage Number of 0–2 Number of II+III≤5 release auxiliary alarm Shunt/Undervolta contacts contacts 0–1 0–1...
- 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 100 (125) HUM8- 100C HUM8-100S HUM8-100H HUM8-100U HUM8- HUM8- HUM8- HUM8- Product model HUM8-63S 250C 250S...
- Page 5 Table 3 Main technical performance indicators (completed) Shell frame level rated current Inm (A) HUM8- HUM8- HUM8- HUM8- HUM8- HUM8- HUH8- HUM8- HUM8- HUM8- HUM8- HUH8- Product model 400C 400S 400H 400U 630C 630S 630H 630U 800C 800S 800H 800U Rated current In 250,300,315,350,400 400,500,630...
- Page 6 Table 5 Overcurrent protection characteristics of circuit breakers for motors Thermal release (ambient temperature +40°C) Operating 1.0 In non- 1.2 In operating 1.5 In operating current of Rated current In 7.2 In operating electromagneti operating time time (h) (initial time (min) (initial time (s) (initial c release (A) (h) (initial state:...
- Page 7 6.4 Parameters of the undervoltage release Rated voltage Ue: AC: 110 V, 230 V, 400 V; DC: 24 V, 48 V, 110 V. The circuit breaker can interrupt reliably under (35%–70%) Us, and the operating time is 10 ms–30 ms. When the power supply voltage is less than 35% Ue, the circuit breaker can be prevented from closing.
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Page 8: Dear Customers
For materials that cannot be recycled, please handle them properly. Thank you very much for your cooperation and support. Address: Wenzhou Bridge Industrial Zone, Yueqing City, Zhejiang Province Service hotline: 400-887-5757 Switchboard: 0577-62889999 Fax: 0577-62885588 Website: www.huyu.com.cn...
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