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General| Current Input | 1A or 5A |
|---|---|
| Frequency | 50/60 Hz |
| Operating Temperature | -25°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Communication | RS485 |
| Protocols | Modbus |
| Protection Functions | Overcurrent, Earth Fault |
| Humidity | Up to 95% non-condensing |
| Mechanical Life | 10, 000, 000 operations |
Ensures equipment is properly installed and handled to maintain safe condition. Observes dangerous voltages and potential hazards.
Details procedures for safe installation, commissioning, and servicing, emphasizing consulting documentation and avoiding hazardous voltages.
Covers protective fuse rating, protective class, installation category, and environment limits for safe equipment operation.
Details auxiliary power supply requirements, voltage ranges, and connection terminals for MiCOM P120, P121, P122 & P123 relays.
Explains current input specifications, including phase and earth current inputs, and the possibility of combining 1A and 5A inputs.
Describes the number and type of programmable opto-isolated logic inputs available for each relay model, which can be assigned to various labels or functions.
Details the number of configurable logic outputs available for each relay model and their assignment to functions.
Describes the available communication ports: RS485 rear port and RS232 front port, along with wiring details and protocols.
Covers operational parameters including password, language, description, reference, frequency, input/relay status, and software version.
Details configuration options for display, CT ratio, LEDs, group selection, alarms, inputs, output relays, relay maintenance, and phase rotation.
Organizes protection functions into groups (G1, G2) and lists sub-menus for phase OC, earth fault OC, negative sequence OC, thermal overload, undercurrent, and autoreclose.
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