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Tel：0756-2251627 Fax：0756-8595799 Email：hero@zh-hero.com Code：519000
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HDPL-820 type microcomputer based bus couple protection and monitoring device |
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HDPL-820 type microcomputer based bus couple protection and monitoring device is applicable to small grounding system bus-tie switch protection and control in 35kV and below level power system. Protection Function Bus charging protection (With compound voltage lockout) Definite-time overcurrent protection (with compound voltage lockout ) Inverse time overcurrent protection Overload protection PT Break Judgment CT Break JudgmenOrdering instructions Provide the following upon ordering: 1. Name, model and quantity of the device. Please specify any special requirement differs from our standard product. 2. Voltage class. The operating power supply for any device is intended for both AC and DC purposes, with 110V and 220V inputs; the 220V version will be provided unless otherwise specified. 3. Communication port: The device standard communication configure is a single 485. If needs dual RS485 network which shall be specified. 4. Ratings of key parameters For a protector, provide the nominal rated current (1Aor5A) For a device with the zero sequence current protection function in a low-current ground system, provide the rated zero sequence current (0.2Aor0.02A) 5. Term and place of delivery, means of transport 6. Other terms shall be negotiated. |
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