IVT 3.0

1. Description

The IVT 3 current sensor from Isabellenhuette is a compact, precise device for current measurement, built on a platform concept to which functional components can be added for many different applications. The device operates up to 4000 A. The Pro version additionally supports insulation resistance monitoring and 3 or 6 voltage measurement channels. The IVT 3 series has been developed in accordance with ISO 26262:2018 (Road vehicles - Functional safety).

2. Applications

• The IVT 3 series can be used in a wide range of DC applications, such as:
• Hybrid vehicles and electric battery vehicles
• Stationary energy storage systems
• Uninterruptible power supply (UPS) systems
• Battery-based applications
• Fuel cells
• Industrial applications

3. Features and capabilities (depending on version)

• Current measurement based on shunt (ASIL C)
• 3 or 6 voltage measurement inputs (ASIL B)
• Active insulation monitoring (ASIL B)
• Temperature measurement
• Nominal current measurement range: ±1,000 A
• Extended measurement range: ±4,000 A
• Total accuracy ± (0.4% of true value + 0.1 A) *(across the entire temperature range from -40 °C to 125 °C)
• Insulation in accordance with basic insulation ISO 60664
• CAN 2.0B
• Diagnostics via UDS
• Supply voltage 12/24 V

4. Dimensions

5. Parameter Selection