Product Overview
The CHIPSENSE CM5A H20 SERIES is a closed-loop (compensated) current sensor utilizing Hall effect technology for the electronic measurement of DC, AC, and pulsed currents. It provides galvanic separation between primary and secondary circuits, featuring a UL 94-V0 recognized insulating plastic case. This sensor offers high accuracy, very low offset drift over temperature, and no insertion loss, making it suitable for various demanding applications.
Product Attributes
- Brand: CHIPSENSE
- Model Number: CM5A 2000 H20
- Certifications: UL 94-V0, IEC 60664-1:2020, IEC 61800-5-1:2022, IEC 62109-1:2010
Technical Specifications
| Parameter | Symbol | Unit | Min | Typ | Max | Comment |
|---|---|---|---|---|---|---|
| Absolute Maximum Ratings (Not Operating) | ||||||
| Supply voltage | VC | V | ± 25.2 | |||
| Primary conductor temperature | TB | °C | 100 | |||
| Max. primary nominal current (-40…85°C) | IPN | A | 2000 | |||
| Environmental and Mechanical Characteristics | ||||||
| Ambient operating temperature | TA | °C | -40 | 85 | ||
| Ambient storage temperature | TS | °C | -40 | 90 | ||
| Mass | m | g | 1500 | |||
| Insulation Coordination | ||||||
| Rms voltage for AC insulation test @ 50Hz, 1min | Vd | kV | 6 | According to IEC 60664-1 | ||
| Impulse withstand voltage 1.2/50µs | VW | kV | 23 | According to IEC 60664-1 | ||
| Clearance (pri.- sec.) | dCI | mm | 28 | |||
| Creepage distance (pri.- sec.) | dCp | mm | 30 | |||
| Plastic case | - | - | - | UL94-V0 | ||
| Comparative tracking index | CTI | PLC | 3 | |||
| Application example (Reinforced insulation) | - | - | 2000V | According to IEC 61800-5-1, IEC 62109-1 CAT III, PD2 | ||
| Application example (Basic insulation) | - | - | 4000V | According to IEC 61800-5-1, IEC 62109-1 CAT III, PD2 | ||
| Electrical Data (With TA = 25°C, VC = ±24V, RM = 1Ω, unless otherwise noted) | ||||||
| Primary nominal rms current | IPN | A | -2000 | 2000 | ||
| Primary current, measuring range | IPM | A | -4250 | 4250 | ||
| Measuring resistance | RM | Ω | 0 | 8 | 1 @±15V, 85°C, ±2000A; 29 @±15V, 85°C, ±2500A; 1 @±24V, 85°C, ±2000A; 2 @±24V, 85°C, ±4250A | |
| Secondary nominal rms current | ISN | mA | -400 | 400 | ||
| Secondary coil resistance | RS | Ω | 18 | @ 25°C | ||
| Secondary current, measuring range | IS | mA | -850 | 850 | ||
| Number of secondary turns | NS | - | 5000 | |||
| Theoretical sensitivity | Gth | mA/A | 0.2 | |||
| Supply voltage | VC | V | ±15 | ±24 | @ ±5% | |
| Current consumption | IC | mA | 38 | |||
| Zero offset current | IO | mA | -0.5 | 0.5 | ||
| Thermal drift of offset current | IOT | mA | -0.5 | 0.5 | @ -40°C~85°C | |
| Residual current @ IP=0 after IPN | IOM | mA | -0.2 | 0.2 | ||
| Sensitivity error | εG | % | -0.2 | 0.2 | Exclusive of IOE | |
| Linearity error 0…IPN | εL | % of IPN | -0.1 | 0.1 | Exclusive of IOE | |
| Accuracy @ IPN X | % of IPN | -0.3 | 0.3 | Exclusive of IOE | ||
| Response time @ 90% of IPN | tr | µs | 0.5 | |||
| Frequency bandwidth (-3dB) | BW | kHz | 150 | |||
Applications
- Windmill inverter
- AC variable speed and servo motor drives
- Uninterruptible Power Supplies (UPS)
- Static converters for DC motor drives
- Switch Mode Power Supplies (SMPS)
- Power supplies for welding applications
- Battery management
- Wind energy inverter
- Test and detection devices
Safety
This sensor must be used according to IEC 61800-5-1 and applicable standards and safety requirements. Caution, risk of electrical shock! Hazardous voltage may be present on certain parts of the module during operation. Ensure proper installation with a protective housing or shield. The main supply must be disconnectable.
2506121200_CHIPSENSE-CM5A-2000-H20_C49164847.pdf
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