Schneider C1635E160 ComPacT NSX160 Trip Unit 3P 160 A MicroLogic 5

The Schneider Electric C1635E160 is a MicroLogic 5.2E electronic trip unit for ComPacT NSX160 and NSX250 circuit breakers, providing 3-pole LSI protection for electrical power distribution. Rated at 160 A at 40°C and 690 V AC, it combines adjustable long-time, short-time, and instantaneous protection with integrated energy metering and an LCD multimeter display.

Technical specifications:

• Commercial reference: C1635E160
• Manufacturer: Schneider Electric
• EAN:
• Series / range: ComPacT NSX new generation
• Trip unit name: MicroLogic 5.2E
• Trip unit technology: Electronic
• Compatible with: ComPacT NSX160 new generation, ComPacT NSX250 new generation
• Number of poles: 3P
• Protection function: LSI (long-time, short-time, instantaneous)
• Rated current: 160 A at 40°C
• Rated voltage: 690 V AC 50/60 Hz
• Network type: AC, 50/60 Hz
• Mounting: Fixed
• Long-time pick-up (Ir) adjustment range: 63...160 A, 9 settings
• Long-time delay (tr) range: 15...400 s at 1.5 x Ir
• Thermal memory: 20 minutes before and after tripping
• Short-time pick-up (Isd) range: 1.5...10 x Ir, 9 settings
• Short-time delay (tsd) range: 0...0.4 s (I²t=off), 0.1...0.4 s (I²t=on)
• Instantaneous pick-up (Ii) range: 1.5...15 x In
• Zone selective interlocking (ZSI): Yes
• Display: LCD
• IP protection: IP40 per IEC 60529
• Electrical protection class: Class II
• Pollution degree: 3 per IEC 60947-1
• Operating temperature: -25...70°C
• Storage temperature: -40...85°C
• Weight: 554 g

Features and benefits:

• Fully adjustable LSI protection with 9 settings each for long-time and short-time pick-up, enabling precise system coordination
• Built-in LCD multimeter with energy metering, current and power demand values, power quality monitoring, and max/min recording
• Zone selective interlocking (ZSI) for faster fault clearance and improved discrimination between upstream and downstream devices
• 20-minute thermal memory ensures accurate overload detection immediately before and after a tripping event
• Local LED signaling: green flashing (device ready), orange (90% Ir overload warning), red (105% Ir overload alarm)
• Time-stamped event logging for device history, maintenance indicators, and fault analysis

Applications:

• Main and sub-main distribution switchgear in commercial and industrial buildings
• Low-voltage panels requiring combined overcurrent protection and integrated energy monitoring
• Industrial power distribution systems where fault history logging and maintenance indicators are required
• Installations demanding selective coordination with upstream or downstream protective devices via ZSI

Compliant with EN/IEC 60947-2 and IEC 60529. Part of the Schneider Electric ComPacT NSX new generation range.

Also known as: Schneider C1635E160, Schneider Electric C1635E160, MicroLogic 5.2E trip unit, NSX160 electronic trip unit.