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2CDS383103R0518 ABB S303P-Z25NA Miniature Circuit Breaker - 3+NP - Z - 25 A

MPN: 2CDS383103R0518

Alt. SKU: S303P-Z25NA

Special Price £140.26 £116.88 Regular Price £255.01

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Why Choose the S303P-Z25NA [2CDS383103R0518]

The MCBs S300P series assures protection in industrial installations against overload and short circuits. This product is manufactured according to international IEC and UL standards, for the markets where it is required.

Technical Specification

  • Function: Protection against overload and short circuits in industrial installations.
  • Rated Ultimate Short-Circuit Breaking Capacity: 25 kA at 415 V AC / 400 V, 15 kA at 440 V AC.
  • Voltage Rating: Maximum operating voltage 480Y/277 V AC, 125 V DC.
  • Contact Configuration: 3 poles + neutral (3P+N) with neutral terminals on the right.
  • Terminal Type and Capacity: Screw terminals, suitable for 0.75 to 35 mm² cables; busbar 10/10 mm².
  • Insulation Rating: Dielectric test voltage 2 kV at 50/60 Hz for 1 minute.
  • Mechanical and Electrical Endurance: 20,000 mechanical cycles and 20,000 AC electrical cycles.
  • Actuator: Toggle type with sealable black insulation, marked I/O.
  • Tightening Torque: 2.8 N·m (18 in·lb for UL/CSA).

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Frequently Asked Questions

What is the primary function of the MCBs S300P series?
The MCBs S300P series provides protection against overload and short circuits in industrial installations.
What is the rated ultimate short-circuit breaking capacity?
The rated ultimate short-circuit breaking capacity is 25 kA at 415 V AC / 400 V, and 15 kA at 440 V AC.
What is the maximum operating voltage for the MCBs S300P series?
The maximum operating voltage is 480Y/277 V AC and 125 V DC.
What type of terminals does the MCBs S300P series use?
The MCBs S300P series features screw terminals suitable for 0.75 to 35 mm² cables and a busbar of 10/10 mm².
What is the mechanical and electrical endurance of this product?
The MCBs S300P series has a mechanical endurance of 20,000 cycles and an electrical endurance of 20,000 AC cycles.
Is the MCBs S300P series compliant with any standards?
See the manufacturer's data sheet for standards and approvals.
More Information
Manufacturer Part Number 2CDS383103R0518
Packed Quantity 1
Barcode 4016779076852
Product Image For Illustration Purposes Only
Manufacturer ABB
Number of Poles 3 Pole + N
Amperage 25A
Alternative Product SKU S303P-Z25NA
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