Schneider LV540306 circuit breaker EasyPact CVS400F

The Schneider Electric LV540306 (CVS400F TM400D) is a 3-pole thermomagnetic circuit breaker from the EasyPact CVS range, rated 400 A at 40°C for AC power distribution. It delivers a breaking capacity of 36 kA at 380/415 V AC per IEC 60947-2, combining short-circuit and thermal overload protection in a fixed-mount design for industrial switchgear.

Technical specifications:

• Commercial reference: LV540306
• Manufacturer: Schneider Electric
• EAN:
• Series / range: EasyPact CVS
• Number of poles: 3P, 3 protected poles
• Rated current [In]: 400 A at 40°C
• Network type: AC, 50/60 Hz
• Usage category: Category A
• Breaking capacity [Icu]: 40 kA at 220/240 V AC, 36 kA at 380/415 V AC, 30 kA at 440 V AC (IEC 60947-2)
• Service breaking capacity [Ics]: 40 kA at 220/240 V AC, 36 kA at 380/415 V AC, 23 kA at 440 V AC
• Breaking capacity code: F
• Protection unit: TM-D thermomagnetic, 400 A at 40°C
• Thermal overload adjustment: 280...400 A
• Instantaneous short-circuit threshold: 5...10 x In (adjustable)
• Rated impulse withstand voltage [Uimp]: 8 kV (EN/IEC 60947-2)
• Mechanical durability: 15,000 cycles
• Electrical durability: 6,000 cycles at 415 V In (IEC 60947-2)
• Control: Handle
• Mounting: Fixed, back plate
• Connection type: Screw terminal, front (upper and lower)
• Dimensions (W x H x D): 140 x 255 x 110 mm
• Weight: 4.7 kg
• IP protection rating: IP40
• Electrical shock protection class: Class II
• Pollution degree: 3 (IEC 60664-1)
• Operating temperature: -25...70°C
• Storage temperature: -50...85°C
• Standards: EN 60947-2, IEC 60947-2
• Certifications: GOST, IEC

Features and benefits:

• TM-D thermomagnetic protection unit provides simultaneous short-circuit and thermal overload protection
• Adjustable thermal overload threshold (280...400 A) and adjustable instantaneous short-circuit threshold (5...10 x In) allow calibration to specific load requirements
• High mechanical durability of 15,000 cycles ensures long service life in demanding installations
• Contact position indicator enables quick visual status verification
• Wide operating temperature range of -25...70°C suitable for varied industrial environments

Applications:

• Main and sub-distribution boards in industrial facilities
• Low-voltage power distribution switchgear and panel assemblies
• Cable and busbar protection in commercial building electrical installations
• Power distribution panels requiring high breaking capacity protection

Compliant with EN 60947-2 and IEC 60947-2. Part of the Schneider Electric EasyPact CVS range.

Also known as: Schneider LV540306, Schneider Electric LV540306, CVS400F 400A 3P circuit breaker, EasyPact CVS400F TM400D.