Breaking Contacts Brochure

Product catalog summary

Product Overview
TemBreak Plus is designed for high-demand applications, offering compatibility with the existing TemBreak range. It provides a wide selection of ratings suitable for various applications, particularly in marine systems and high fault service rated switchboards.

Product Features
The document outlines several key features of the TemBreak Plus, including:

Thermal Magnetic and Microprocessor-based characteristics.
Adjustable settings for long time-delay (LTD) and short time-delay (STD) to match load requirements.
Pre-trip alarm function to prevent sudden trips by managing non-essential loads.
True R.M.S. detection up to the 19th Harmonic to ensure comprehensive protection.

Specifications
The document provides detailed specifications for various models, including:

Frame sizes ranging from 125A to 1600A.
Rated AC breaking capacities at different voltages (690V, 500V, 440V, 415V, 400V).
Short circuit ratings (Icu and Ics) up to 85kA.

Optional Accessories
Accessories are available for different MCCB models, enhancing their functionality and adaptability to specific needs.

Dimensions
Dimensions for 3-pole and 4-pole configurations are provided, ensuring compatibility with various installation requirements.

Innovative Features
TemBreak Plus incorporates a unique Fast Break Mechanism (FBM) for rapid arc extinction, enhancing current limiting capabilities. The Selectivity Series offers enhanced selectivity with a 3:1 ratio between upstream and downstream MCCBs.

Conclusion
TemBreak Plus MCCBs are versatile, offering both thermal magnetic and microprocessor-based options. They are suitable for isolation and provide a choice of protection levels, making them ideal for high-demand electrical installations.

Catalog excerpts

Product FeaturesTemBreak Plus High Demand Applications > In addition to TemBreak microprocessor MCCBsbeing the most flexible on the market, a number of important features are available as STANDARD! Most other MCCB manufacturers offer these relevant features at a premium price. Provision of adjustable LTD T > 1 settings and STDT > 2 setting are important to match the protec-tive characteristic to the load requirement. It is also extremely useful to provide flexible grad- ing with other devices.When co-ordinating between MCCB and fuses,it can often be difficult to obtain the required selectivity...

Open the catalog to page 7

Product FeaturesTemBreak Plus High Demand Applications > Pre-Trip Alarm Function (Optional) Suitable for IsolationChoice of Protection High Frequency Harmonics Detected Output contact (1a)of the pre-trip alarm TemBreak TotalHarmonicDistortion SHTSHT sec TemBreak microprocessor MCCBs detect upuntil and including the 19th Harmonic. > Computer Essential LoadNon-essential LoadNon-essential Load 3505791113151719 Frequency spectrum Conventional r.m.s.detection can ignore higher frequency harmonics Electronic office equipment is being increasingly usedin today's buildings and factories. The power demand...

Open the catalog to page 8

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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