HDPG-820 microcomputer generator backup protector |
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The HDPG-820 microcomputer generator backup protector appiles to medium and small capacity generators as the backup protection for external inter-phase short circuit.
1.Two-section compounded voltage latching over-current protection 2.Two-section loss of excitation protection 3.Over-voltage protection 4.Under-voltage protection 5.Overload protection 6.Negative sequence over-current protection 7.Over/under-frequency protection 8.Reverse power protection 9.Zero sequence over-current protection 10.Fault oscillograph capture 11.Electric anti-pump circuit Ordering 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. |