Schneider LV525303 circuit breaker EasyPact CVS250B

The Schneider Electric LV525303 is a 3-pole 250 A circuit breaker from the EasyPact CVS range, designed for electrical power distribution. Its thermomagnetic TM-D protection unit provides combined short circuit and thermal overload protection with a breaking capacity of up to 40 kA at 220/240 V AC per IEC 60947-2.

Technical specifications:

• Commercial reference: LV525303
• Manufacturer: Schneider Electric
• EAN:
• Series / range: EasyPact CVS
• Product type: Circuit breaker
• Number of poles: 3P, protected poles: 3d
• Rated current: 250 A at 40°C
• Network type: AC, 50/60 Hz
• Usage category: Category A
• Breaking capacity (Icu): 40 kA at 220/240 V AC - 25 kA at 380/415 V AC - 20 kA at 440 V AC (IEC 60947-2)
• Service breaking capacity (Ics): 40 kA at 220/240 V AC - 25 kA at 380/415 V AC - 15 kA at 440 V AC (IEC 60947-2)
• Breaking capacity code: B
• Rated impulse withstand voltage (Uimp): 8 kV (EN/IEC 60947-2)
• Protection unit: TM-D, thermomagnetic
• Protection type: Short circuit and thermal overload
• Thermal overload adjustment: 175 to 250 A (adjustable, 0.7 to 1 x In)
• Instantaneous short circuit threshold: 2500 A, fixed
• Contact position indicator: Yes
• Control type: Handle
• Mounting: Back plate, fixed
• Connection type: Screw terminal, 35 mm
• Dimensions (W x H x D): 105 x 161 x 86 mm
• Weight: 1.7 kg
• IP rating: IP40
• Pollution degree: 3 (IEC 60664-1)
• Electric shock protection class: Class II
• Operating temperature: -25 to 70°C
• Storage temperature: -50 to 85°C
• Mechanical durability: 20,000 cycles
• Electrical durability: 10,000 cycles at 415 V In (IEC 60947-2)
• Standards: IEC 60947-2, EN 60947-2
• Certifications: IEC, GOST
• Compatibility: CVS250

Features and benefits:

• Thermomagnetic TM-D protection unit delivers short circuit and thermal overload protection in a single device.
• Adjustable thermal overload range (175 to 250 A) allows calibration to specific circuit requirements.
• 40 kA breaking capacity at 220/240 V AC suits installations with high prospective fault currents.
• Built-in contact position indicator enables fast visual status monitoring.
• 20,000 mechanical cycles and 10,000 electrical cycles durability for long service life.

Applications:

• Main circuit protection in industrial and commercial LV switchboards
• Feeder protection in electrical distribution panels and motor control centers
• Outgoing circuit protection in factory and commercial building installations
• Power distribution systems requiring high breaking capacity

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

Also known as: Schneider LV525303, Schneider Electric LV525303, EasyPact CVS250B TM250D, CVS250B 250A circuit breaker.