IMDIFL12C
Vigilohm – self-isolation locator – 12 channels – 110-440VAC/DC
- Stock status:
- Call for availability
- Manufacturer:
- Schneider
- Product code:
- IMDIFL12C
Main documents
Related products
| Range | Vigilohm |
|---|---|
| Name of the device | IFL12C |
| Product type or equipment | Insulation fault locator |
| Application | Standard environment application Marine application |
| Type of electrical circuit | Moderately or slightly disturbed network |
| Type of electrical circuit | Power circuit |
| Grounding diagram | IT |
| User language | Portuguese Russian Chinese French Spanish Italian German English |
| Network voltage | 0…1000 V – AC at 45…65 Hz 0…1000 V – DC |
|---|---|
| Number of channels | 12 |
| Local signage | Yellow indicator light: insulation fault Yellow indicator light flash: communication Green/red indicator light: product status Green indicator light: satisfactory insulation Yellow indicator light flash: transient error |
| Threshold adjustment | Alarm: high, medium, low |
| Alarm per channel | Alarm threshold: common to all lines |
| Response time | <= 5 sec |
| Auxiliary supply voltage | 100 to 440 V DC +/- 15% 100 to 440 V AC 45…65 Hz +/- 15% |
| Power consumed in VA | 26VA |
| Power consumed in W | 10W |
| Function test | Automatic test at startup and every 5 hours Remote test Manual |
| Output contact | 1F/O standard or faultless |
| Breaking capacity | 250 V – AC at 6 A 48 V – DC at 1 A |
| Communication protocol | Modbus |
| Communications port | RS485 |
| Display type | Digital display |
| Installation mode | Suspended Snap-on |
| Mounting bracket | DIN Rail Panel |
| Mounting position | Horizontal Vertical |
| Connection method | Power supply: removable screw terminal block 0.2…2.5 mm² Output relay: removable screw terminal block 0.2…2.5 mm² Toroid inputs: removable screw terminal block 0.2…1.5 mm² Communication: removable screw terminal block 0.2… 2.5 mm² 2…2.5 mm² |
| Matter | Thermoplastic |
| Overvoltage category | III |
| Product weight | 0.5kg |
| Cutout dimensions | 92 x 104mm |
| Height | 110mm |
| Width | 108mm |
| Depth | 59mm |
| Degree of IP protection | Housing: IP20 Front: IP54 |
|---|---|
| Environment Characteristic | Exposure to damp heat when not in operation conforming to IEC 60068-2-30 Exposure to damp heat when in operation conforming to IEC 60068-2-56 Salt mist conforming to IEC 60068-2-52 |
| Operating altitude | <= 3000 m |
| Degree of pollution | 2 |
| Relative humidity | 5…92% |
| Installation type | Interior |
| Standards | IEC 60364-4-41 IEC 61010-1 IEC 60364-5-51 IEC 61557-9 |
| Product certifications | EAC CE DNV-GL UL cULus |
| Ambient operating temperature | -25…55°C |
| Ambient storage temperature | -40…85°C |
| Packaging type 1 | PCE |
|---|---|
| Number of products in packaging 1 | 1 |
| Package Height 1 | 9.7cm |
| Package width 1 | 18.2cm |
| Package length 1 | 13.5cm |
| Package weight 1 | 550.0g |
| Packaging type 2 | S03 |
| Number of products in packaging 2 | 8 |
| Package Height 2 | 30.0 cm |
| Package width 2 | 30.0 cm |
| Package length 2 | 40.0 cm |
| Package weight 2 | 5.2kg |
Product Description
IMDIFL12C

Key Features and Highlights
Product Code: IMDIFL12C
Range: Vigilohm
Product Type: Insulation Fault Locator
Application Areas
Marine environments
Standard industrial settings
Supported Earthing System: IT
Electrical Circuit Type: Power circuit (medium or low disturbed networks)
Communication Support:
- Protocol: Modbus
- Port: RS485
- Technical Specifications
- Rated Network Voltage:
- 0 to 1000 V AC (45–65 Hz)
- 0 to 1000 V DC
Rated Supply Voltage (Us):
- 100 to 440 V AC (±15%)
- 100 to 440 V DC (±15%)
Power Consumption:
- 26 VA / 10 W
- Number of Channels: 12
- Response Time: ≤ 5 seconds
- Alarm Thresholds: High / Medium / Low (common across all feeders)
- Display: Digital HMI (front panel), plus Modbus-based remote configuration
Test Function
- Auto-test at startup and every 5 hours
- Manual and remote test capability
- LED Signaling and Status Indicators
- Green/Red LED: Product status
- Green LED: Satisfactory insulation, threshold/filtering settings
- Yellow LED: Insulation fault
Yellow Flashing LED:
- Communication activity
- Transient fault
- Toroid disconnected
Relay & Contacts
Relay Output: 1 C/O contact (standard or fail-safe)
Signaling Circuit Voltage:
250 V AC @ 6 A
48 V DC @ 1 A
Mechanical and Installation
Mounting Options:
- Flush-mounted
- Clip-on
- Panel-mounted
- DIN rail
- Mounting Position: Horizontal or Vertical
- Terminal Types: Removable screw terminal blocks
- Power Supply / Relay / Communication: 0.2–2.5 mm²
- Toroid Inputs: 0.2–1.5 mm²
- Material: Thermoplastic
- Overvoltage Category: III
- Net Weight: 0.5 kg
- Dimensions (H x W x D): 110 x 108 x 59 mm
- Cut-Out Size: 92 x 104 mm
Summary
The Schneider Electric IMDIFL12C offers advanced insulation fault localization for up to 12 feeders in ungrounded networks. With integrated Modbus RS485 communication, it enables seamless remote configuration and monitoring. This device is a reliable and efficient solution for ensuring electrical network safety in demanding applications.
Frequently Asked Questions
What is power monitoring and control?
✅Monitor power levels effectively with power monitors, sensors, and meters. Keep a close watch on vital devices like uninterruptible power supply (UPS) units and power distribution units (PDUs). Ensure seamless monitoring of utility feeds, generators, branch circuits, and other essential infrastructure components.
How does power monitoring work?
✅Power monitoring systems typically comprise a power metering device to gauge overall facility power consumption and assess power quality. Coupled with a monitoring system, these tools track energy distribution within the facility post-metering.
What is power monitoring unit?
✅A Power Monitoring Device plays a crucial role in measuring power consumption, facilitating energy-saving endeavors. While electricity itself remains invisible, it represents a convenient and ubiquitous form of energy that transforms into various manifestations such as heat, light, sound, and power, all of which are extensively utilized.
What is vigilohm?
✅Enhance safety and boost process availability with Vigilohm's range of insulation monitoring devices (IMDs). Designed for IT (ungrounded) networks, these devices offer a straightforward, dependable solution for insulation monitoring, communication, and fault location. Discover how this streamlined offering can elevate both personnel and equipment safety while optimizing process availability.
How does insulation monitor work?
✅Insulation Monitors by DOLD: Insulation Monitoring Made Simple
DOLD's insulation monitors provide seamless insulation monitoring solutions. In the event of an insulation fault, the measuring circuit triggers, allowing a proportional small current to flow. The device's electronics evaluate this current, issuing a notification if the insulation resistance drops below a predefined threshold (response value).
What is an isolation monitor?
✅Explore the Importance of Isolation Monitoring in High-Voltage Vehicle Systems
Isolation monitoring stands as a pivotal safety feature in high-voltage vehicle systems. In modern vehicles, the high-voltage system remains completely isolated from the vehicle chassis. This design safeguards against electrical shock by preventing a single fault in the high-voltage system from posing a risk to individuals.

















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