Moulded Case Circuit Breakers
203Pages

OUR CUSTOMER CARE COMMITMENTS Terasaki supply circuit breakers which protect people and equipment from electrical faults. Safety and protection are the prime purposes of our products. Our products are designed and tested at our headquarters in Osaka, Japan. Our test laboratory meets the requirements of DEKRA (formerly KEMA) and is used to test and certify our products to international standards. Quality is Guaranteed All products supplied from this catalogue carry a guarantee against defects in materials and workmanship for a period of 12 months from date of purchase as standard. Quality is Accredited Terasaki has ISO 9001 accreditation for the manufacture, sale and distribution of all products featured in this catalogue. Technical Support is Free We offer free technical support and application software to all customers. This could range from selecting a product for an unusual application through to carrying out a protection study. Ordering is Easy We have made ordering easy for you by colour coding the sections of this catalogue and including order codes Sales Order Line We supply our products to switchboard builders, shipbuilders and equipment manufacturers. We are global market leaders for switchgear in the marine market. Terasaki have worldwide export experience and language skills to support your business. Please read further to discover the benefits of TemBreak 2.

Moulded Case Circuit Breakers Miniature Circuit Breakers Distribution Boards NUCLEAR POWER: Ringhals, Sweden TERASAKI DESIGN CENTRE AND HEADQUARTERS ARE IN JAPAN DATA CENTRE: Telehouse London, UK SOLAR POWER: South Italy POWER PLANT: West County Energy Centre, Florida, USA AUTOMOTIVE: Toyota Manufacturing Plant, Argentina DESALINATION PLANT: Spain Founded in Japan to make switches for ships Terasaki develop circuit breakers The Ultimate Safety Breaker Developed the first current limiting breakers OIL PRODUCTION: Sakhalin Island, Russia ALUMINIUM SMELTER: ALBA, Bahrain MARINE: Oil Tanker...

10 REASONS TO USE TEMBREAK 2 1. FIELD-INSTALLABLE ACCESSORIES • Most accessories can be fitted by the switchboard builder or added by the end-user. • All accessories are endurance tested to the same level as the host MCCB. 10 REASONS TO USE TEMBREAK 2 6. CIRCUIT BREAKER WITH INTEGRAL RESIDUAL CURRENT PROTECTION (CBRs) Terasaki CBRs deliver integrated protection from earth leakage faults, overloads and short-circuits in one device. Ideal for the mining industry, temporary site supplies, heavy industry and commercial building use. 7. DIRECT OPENING ACTION 2. SAFETY LOCK FOR PLUG-IN VERSIONS...

WELCOME TO TEMBREAK 2 Visual Safety You can easily see if a breaker is open, closed or tripped. SAFETY+ coloured indicators boldly display the ON or OFF status. The indicators are fully covered if a breaker trips, and black is the only visible colour. Terasaki have an innovative approach to product design. Our goal is to develop products which not only meet, but exceed recognised standards. We use our knowledge of related applications to improve circuit breaker designs. For instance, when developing the Direct Opening Action, we applied ideas from a machinery safety standard to the design...

WELCOME TO TEMBREAK 2 JAPANESE DESIGN: EXCEEDING STANDARDS JAPANESE DESIGN: REDUCING ENVIRONMENTAL IMPACT Safety Plus Longer Life Cycle TemBreak 2 MCCBs exceed the requirements of recognised standards. It makes good environmental sense to install a product with a long life expectancy. If you install a TemBreak 2 MCCB, you can expect it to stay in service for at least 30,000 mechanical operations (250A Frame). This is 22,000 more operations than recommended by IEC 60947-2, the international standard for circuit breakers. International Compliance • The TemBreak 2 MCCB complies with the...

TEMBREAK 2 & TEMBREAK MCCBS FROM 12A TO 3200A • MCCBS FOR 1000V AC MCCBS FOR 1000V DC • MCCBS WITH INTEGRAL RCD SWITCH DISCONNECTORS • MEASUREMENT AND DATA COMMUNICATION RATINGS AND SPECIFICATIONS PROTECTION CHARACTERISTICS ORDER CODES The Ultimate Safety Breaker APPLICATION DATA The Ultimate Safety Breaker

Frame Reference TEMBREAK 2 MOULDED CASE CIRCUIT BREAKERS TEMBREAK 2 MOULDED CASE CIRCUIT BREAKERS Pages 15 - 22 TEMBREAK 2 CIRCUIT BREAKERS WITH ICU = 70KA AT 690V AC Page 23 TEMBREAK 2 CIRCUIT BREAKERS FOR 1000V Ac TEMBREAK 2 CIRCUIT BREAKERS FOR 1000V AC TEMBREAK 2 LITE SPACE SAVING, MONEY SAVING MOULDED CASE CIRCUIT BREAKERS Pages 25 - 28 TEMBREAK 2 CIRCUIT BREAKERS WITH INTEGRAL RESIDUAL CURRENT PROTECTION (CBR) TEMBREAK 2 SWITCH DISCONNECTORS TEMBREAK 2 CIRCUIT BREAKERS AND SWITCHDISCONNECTORS FOR USE ABOVE 250V DC TEMBREAK 2 LITE SPACE SAVING, MONEY SAVING MOULDED CASE CIRCUIT...

TEMBREAK 2 MOULDED CASE CIRCUIT BREAKERS MCCB Electrical Characteristics to IEC 60947-2, EN 60947-2, JIS C 8201-2-1 ANN.1, AS/NZS 3947-2, NEMA AB-1 Quantity Model Number of Poles Type Nominal current ratings Electrical characteristics Rated operational voltage Rated insulation voltage Rated impulse withstand voltage Frame Reference Ultimate breaking capacity (IEC, JIS, AS/NZS) Service breaking capacity (IEC, JIS, AS/NZS) Rated breaking capacity (NEMA) Adjustable thermal, adjustable magnetic Fixed thermal, fixed magnetic Microprocessor Utilisation category Installation Front connection (FC)...

RATINGS AND SPECIFICATIONS RATINGS AND SPECIFICATIONS TEMBREAK 2 MOULDED CASE CIRCUIT BREAKERS MCCB Electrical Characteristics to IEC 60947-2, EN 60947-2, JIS C 8201-2-1 ANN.1, AS/NZS 3947-2, NEMA AB-1 © MCCB cannot be used in IT systems at this voltage. TemBreak The Ultimate Safety Breaker ■ standard • Optional - Not Available © Not fully rated at 50°c refer to Temperature Ratings The Ultimate Safety Breaker TemBreak page

TEMBREAK 2 MOULDED CASE CIRCUIT BREAKERS MCCB Electrical Characteristics to IEC 60947-2, EN 60947-2, JIS C 8201-2-1 ANN.1, AS/NZS 3947-2, NEMA AB-1 Quantity Model Number of Poles Type Nominal current ratings Electrical characteristics Rated operational voltage Rated insulation voltage Rated impulse withstand voltage Ultimate breaking capacity (IEC, JIS, AS/NZS) Service breaking capacity (IEC, JIS, AS/NZS) Rated breaking capacity (NEMA) Rated short-time withstand current Frame reference Max In (A) of Frame Adjustable thermal, adjustable magnetic Fixed thermal, fixed magnetic Microprocessor...