Schneider C2536M220 MicroLogic 6.2 EM Electronic Trip Unit

The C2536M220 Schneider is a MicroLogic 6.2 EM electronic trip unit designed for advanced protection and energy monitoring in low-voltage power distribution systems. Compatible with ComPacT NSX250 circuit breakers, this unit supports 3-pole configurations and is rated for 220 A at 40 °C.

It offers adjustable long-time and short-time protection, along with fixed instantaneous protection for rapid fault response. The unit includes phase unbalance and phase loss protection, as well as adjustable earth fault protection. Equipped with LED status indicators and an integrated display module for energy measurements, it complies with IEC 60947-2 standards, ensuring safe and reliable performance in demanding environments.

Technical Specifications

• Model: C2536M220
• Type: MicroLogic 6.2 EM Electronic Trip Unit
• Brand: Schneider Electric
• Range: ComPacT NSX New Generation

Power & Performance

• Rated Current: 220 A at 65°C
• Poles: 3P (Three Poles)
• Protected Poles: 3D
• Trip Unit Technology: Electronic
• Application: Motor Protection
• Protection Functions:
  • L: Long-time overload protection
  • S: Short-time short-circuit protection with fixed delay
  • I: Instantaneous short-circuit protection
  • G: Ground-fault protection
• Rated Operational Voltage (Ue): 690V AC 50/60Hz
• Network Type: AC
• Network Frequency: 50/60 Hz

Motor & Advanced Protection

• Motor Tripping Classes: 10, 20, 30
• Motor Protection Features:
  • Protracted Starting Time
  • Stalled Rotor
  • Current Unbalance
  • Underload
• Long-time Protection Range: 100…220 A (adjustable)
• Short-time Protection Range (Isd): 5…13 x Ir (adjustable)
• Instantaneous Protection (Ii): Fixed at 3300 A
• Ground Fault Protection (Ig): 0.2…1 x In (adjustable, with enable/disable)
• Ground Fault Delay (tg): Adjustable 0…0.4 s
• Thermal Memory: 20 minutes before and after tripping

User Interface & Metering

• Local Signaling:
  • Flashing Green LED: Ready to operate
  • Red LED: 95% of thermal threshold reached
• Display: LCD Display
• Energy Measurement: Energy metering & power quality
• Communication Capabilities:
  • Time-stamped histories & event tables
  • Demand values
  • Maintenance indicators
  • Maximeters / Minimizers

C2536M220 Physical Specifications

• Gross Weight: 531 g

Dimensions:

• Height: 9.8 cm
• Width: 11.0 cm
• Length: 15.0 cm

Environmental Specifications

• Standards: EN/IEC 60947-2
• Shock Protection Class: Class II
• Pollution Degree: 3 (IEC 60947-1)
• IP Degree of Protection: IP40 (IEC 60529)
• Ambient Temperature for Operation: -25°C to +70°C
• Ambient Temperature for Storage: -40°C to +85°C
• Carbon Footprint: 69 kg CO₂-eq (Total Life Cycle)
• Recycled Metal Content: 0%

Key Features & Benefits

✅ Advanced Motor Protection: Includes unbalance, stalled rotor, underload & startup monitoring.

✅ Integrated Ground-Fault Protection: Adjustable settings with enable/disable option.

✅ Energy Monitoring: Built-in LCD display for energy metering and maintenance indicators.

✅ ZSI (Zone Selective Interlocking) Ready: Enhanced coordination and reduced downtime.

✅ EcoStruxure Ready: Fully compatible with PowerTag NSX for advanced energy monitoring and analytics.

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