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Dorman Smith MCCB

Dorman Smith YB1 Frame MCCB Thermal/Magnetic

Product-code: YB1

(0)

Quick Overview

Dorman Smith YB1 Frame MCCBs (or Moulded Case Circuit Breakers) are available in a choice of poles, current ratings and breaking capacities.


Select All Options To Check Stock & To Order

RRP: £144.11

Prices From

£93.67 Incl. VAT (Excl. VAT: £78.06)

35% off RRP

RRP: £144.11

Prices From

£93.67 Incl. VAT (Excl. VAT: £78.06)

35% off RRP


Dorman Smith YB1 Frame MCCBs (or Moulded Case Circuit Breakers) are available in a choice of poles, current ratings and breaking capacities; please choose from the product options.

Dorman Smith MCCBs can be used in the Dorman Smith Loadbank panel boards or as standalone devices. Providing circuit protection to electrical equipment and distributing power around a building.

Specification

  • Breaking capacity: 25kA or 40kA at 415V AC.
  • Available in 3 different poles:
    1 pole MCCBs have fixed thermal and magnetic overloads.
    3 pole and 4 pole MCCBs have adjustable thermal and fixed magnetic overloads.
  • Thermal overload adjusts to 1 x In, 0.8 x In and 0.63 x In.
  • Cable connection is via cable clamps and maximum cable termination is 70mm².
  • Rated insulation voltage is 690V AC (Ui)
  • Approved to EN60947-2
  • Manufacturer: Dorman Smith
  • Guarantee: 3 years



MCCB Data Sheet

Breaking Capacity - 25kA

Single Pole 

  • YB1N1P16TC 16 Amp
  • YB1N1P20TC 20 Amp 
  • YB1N1P25TC 25 Amp
  • YB1N1P32TC 32 Amp
  • YB1N1P40TC 40 Amp
  • YB1N1P50TC 50 Amp
  • YB1N1P63TC 63 Amp
  • YB1N1P80TC 80 Amp
  • YB1N1P100TC 100 Amp
  • YB1N1P125TC 125 Amp

Three Pole

  • YB1N3P25TC 25 Amp
  • YB1N3P32TC 32 Amp 
  • YB1N3P40TC 40 Amp
  • YB1N3P63TC 63 Amp
  • YB1N3P80TC 80 Amp
  • YB1N3P100TC 100 Amp
  • YB1N3P125TC 125 Amp
  • YB1N3P160TC 160 Amp

Four Pole

  • YB1N4P25TC 25 Amp
  • YB1N4P32TC 32 Amp
  • YB1N4P40TC 40 Amp
  • YB1N4P63TC 63 Amp
  • YB1N4P80TC 80 Amp
  • YB1N4P100TC 100 Amp
  • YB1N4P125TC 125 Amp
  • YB1N4P160TC 160 Amp

Breaking Capacity - 40kA

Three Pole

  • YB1S3P25TC 25 Amp
  • YB1S3P32TC*  25 Amp - 30kA
  • YB1S3P40TC 25 Amp
  • YB1S3P63TC 25 Amp
  • YB1S3P80TC 25 Amp
  • YB1S3P100TC 25 Amp
  • YB1S3P125TC 25 Amp
  • YB1S3P160TC 25 Amp

Four Pole

  • YB1S4P25TC 25 Amp
  • YB1S4P32TC* 25 Amp - 30kA
  • YB1S4P40TC 25 Amp
  • YB1S4P63TC 25 Amp
  • YB1S4P80TC 25 Amp
  • YB1S4P100TC 25 Amp
  • YB1S4P125TC 25 Amp
  • YB1S4P160TC 25 Amp

*Breakers are rated at 30kA breaking capacity.



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