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The Schneider Electric 33071 Micrologic 2.0 A is a high-performance electronic control unit designed for Masterpact NT, Masterpact NW, Compact NS, and Masterpact MT circuit breakers. It delivers reliable distribution protection with precise overload and short-circuit monitoring, making it ideal for demanding industrial and commercial applications.
Key Features
- Trip unit type: Micrologic 2.0 A with advanced electronic technology
- Application: distribution systems with accurate fault detection
- Available for 3P and 4P configurations with multiple protected pole options
- Local signaling via 4 LEDs (fault and error indication)
- Integrated digital display for measurement and settings
- Adjustable long-time and instantaneous pick-up with 9 settings each
Protection Functions
The unit provides basic protection functions with excellent flexibility. It includes long-time overload protection and instantaneous short-circuit protection. Users can adjust long-time pick-up from 0.4 to 1 x In and set time delays ranging from 0.7 to 600 seconds depending on fault levels. Instantaneous protection can be adjusted from 1.5 to 10 x In, ensuring quick response against severe faults.
Measurement and Monitoring
The 33071 Micrologic 2.0 A integrates an ammeter, allowing real-time monitoring of current. Measurement readouts and settings are accessible through the digital display, which ensures accurate system control.
Technical Specifications
| Specification | Details |
|---|---|
| Manufacturer | Schneider Electric |
| Product Type | Control Unit / Trip Unit |
| Model | Micrologic 2.0 A (33071) |
| Compatible Series | Masterpact NT/NW, Compact NS, Masterpact MT |
| Number of Poles | 3P, 4P |
| Protection Type | Overload (long-time), Short-circuit (instantaneous) |
| Long-time Pick-up Range | 0.4…1 x In |
| Long-time Delay | 0.7…600 s (depending on Ir) |
| Instantaneous Pick-up | 1.5…10 x Ir |
| Thermal Memory | 20 min |
| Local Signaling | 3 fault LEDs, 1 error LED |
| Display | Digital measurement display |
| Network Type | AC, 50/60 Hz |
| Mounting | Fixed or Drawout |
Dimensions and Weight
- Package Height: 6.8 cm
- Package Width: 8.0 cm
- Package Length: 21.5 cm
- Package Weight: 242 g
Environmental Conditions
- Operating Temperature: -25 to 70 °C
- Storage Temperature: -40 to 85 °C
Packaging Information
- Unit Type Package 1: PCE, 1 piece, weight 242 g
- Unit Type Package 2: S03, 15 pieces, weight 4.15 kg
- Unit Type Package 3: P12, 120 pieces, weight 43.04 kg
Warranty
The Schneider Electric 33071 Micrologic 2.0 A is backed by an 18-month warranty, ensuring dependable performance and long-term reliability.
Origin
Country of Manufacture: France
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