ABB Tmax XT1B MCCB 125A 4 Pole 18kA Thermal Magnetic | 1SDA066888R1

Image for illustration purpose only. The supplied reference and rating are 1SDA066888R1, 125A, 4 Pole.

ABB Tmax XT1B thermal-magnetic moulded case circuit breaker for power distribution. Select by rated current, pole count and the fault level at the installation point. Accessories are sold separately.

Technical Specifications

Official Catalogue

ABB SACE Tmax XT technical catalogue

Frequently Asked Questions

What is the breaking capacity of this XT1B MCCB?

1SDA066888R1 has an Icu rating of 18kA at 415V AC. Ics is 100% of Icu. The installation fault level must be checked by the panel designer.

Is this an electronic trip MCCB?

No. This reference uses an ABB TMD thermal-magnetic trip unit, not Ekip LS/I or LSIG.

Can the overload setting be adjusted?

Yes. The TMD overload setting is adjustable from 70% to 100% of the rated current. The magnetic setting is fixed at 10 times rated current.

Which accessories match this MCCB?

Use accessories compatible with the XT1 frame. Spreader terminals, where offered, must also match the 4-pole version.

Is GST extra?

The displayed sale price is before GST. GST is 18%; the GST amount is shown separately.