Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Item | Specification |
|---|---|
| Model | IRI1-I5E05D |
| Manufacturer | Woodward |
| Product Type | Earth Fault Relay |
| Protection Function | Ground fault / earth leakage detection |
| Input Current Range | 0.1 – 5 A (configurable) |
| Rated Frequency | 50 / 60 Hz |
| Measurement Principle | True RMS evaluation |
| Operating Mode | Definite time and inverse time |
| Trip Characteristic | IEC standard inverse curves |
| Time Delay Setting | 0.05 – 30 seconds |
| Pickup Setting Range | Adjustable via rotary dials |
| Reset Method | Manual or automatic |
| Output Contacts | 1 trip relay + 1 alarm relay |
| Contact Rating | 5 A @ 250 V AC |
| Power Supply Options | 24–240 V AC / DC |
| Operating Temperature | -20°C to +65°C |
| Storage Temperature | -40°C to +85°C |
| Insulation Level | Industrial protection class |
| Enclosure Type | Metal housing |
| Installation Method | Panel mounting |
| Terminal Type | Screw terminals |
| EMC Compliance | IEC / EN industrial standard |
| Insulation Resistance | >100 MΩ |
| Dimensions (L × W × H) | 260 × 72 × 138 mm |
| Weight | 1.5 kg |
FAQ
FAQ
Q1: What type of ground fault conditions can this relay detect?
A1: It detects leakage currents caused by insulation failure, cable damage, or unintended grounding paths in power systems.
Q2: Can the relay be adjusted for low-level earth leakage detection?
A2: Yes, sensitivity can be set as low as 0.1 A to detect early-stage insulation faults.
Q3: Does this relay support inverse time protection curves?
A3: Yes, it provides IEC inverse time characteristics to coordinate with upstream and downstream protection devices.
Q4: How does the relay reduce nuisance tripping?
A4: Adjustable time delay and filtering prevent momentary ground transients from triggering false trips.
Q5: Is this relay suitable for both AC and DC auxiliary supplies?
A5: Yes, it accepts a wide-range AC/DC auxiliary power input.
Q6: Can the relay provide both alarm and trip signaling?
A6: Yes, it includes separate output contacts for alarm and trip functions.
Q7: How is fault status indicated?
A7: LED indicators on the front panel display operating condition, trip status, and power presence.
Q8: Can the relay be integrated with protection panels and PLC systems?
A8: Yes, its relay outputs allow seamless integration with control circuits, annunciators, and automation systems.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
