Low Voltage Breakers
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www.terasaki.co.jp Low-Voltage Circuit Breakers Selection Guide CATALOGUE No. ’05-G90E

1 Terasaki developed its original breaker for the first time in Japan in 1947. Since then, the company has been offering, as a specialized breaker manufacturer, the most advanced breakers not only to the Japanese market, but also to the world markets. The TemBreak series of Moulded case circuit breakers, which is evaluated as highly reliable by our customers, has been improved from time to time for better performance through Terasaki's advanced technologies. In 2000, the TemPower 2 series was released to replace the Tempower series of air circuit breakers, which had received high...

2 TERASAKII Prroff ii lle Sales department for marine Technical department for marine Sales department for industrial Technical department for Industrial Yao factory Imari factory Yabakei factory Sales department Technical department Kami factory Quality assurance department Business administration division Accounting & finance department General affairs department President Board of directors Section of inspector Board of auditors Industrial systems Marine systems Circuit breakers Quality assurance department Short-circuit testing station Division administration department Division...

3 TERASAKI ELECTRIC CO., LTD. Osaka, JAPAN Headquarter Overseas Affiliates q o w r t e y u i TERASAKI (EUROPE) LTD. Glasgow, SCOTLAND U. K. TERASAKI ITALIA s.r.l. Milano, ITALY TERASAKI ESPAÑA, S.A.U. Barcelona, SPAIN TERASAKI SKANDINAVISKA AB SKOGÅS SWEDEN TERASAKI CIRCUIT BREAKERS (S) PTE. LTD. SINGAPORE TERASAKI ELECTRIC (M) SDN. BHD. Shah Alam, MALAYSIA TERASAKI DO BRASIL LTDA. Rio de Janeiro, BRAZIL TERASAKI ELECTRIC (CHINA) LIMITED Zengcheng, CHINA TERASAKI ELECTRIC CO., (FAR EAST) PTE. LTD. SINGAPORE q w e r t y u i o TERASAKI Global Network œ1 TERASAKI SKANDINAVISKA AB (SWEDEN) œ2...

• Short-circuit Testing Station q Short-circuit test generator No.1 w Short-circuit test generator No.2 e Voltage change device r Back-up breaker t Making switch y Reactors, Resistance u Step-down 3ø transformer i 800V d.c. short-circuit testing equipment o Pit !0 Impulse generator !1 Control room !2 Computerized control equipment q w e r t y u i o !0 !2 !1 4 Certifications, Authorizations or Approvals by World's Leading Organizations Air Circuit Breakers ASTA/U.K. ASTA CERTIFICATION SERVICES SECV/Australia State Electricity Commission of Victoria LR/U.K. Lloyd’s Register of Shipping...

TemBreak Moulded Case Circuit Breakers (AME series for Generator Protection) Power Monitoring Equipment Direct bus plug-in mounting base Air Circuit Breakers Earth-leakage Relays Air Circuit Breakers with enhanced OCR 5 Appearrance off majjorr prroductt ss

8 Air Circuit Breakers AT•AH Series 1 Frame Size (A) Type ° RATED CURRENT [In] (A) IEC, BS, VDE, AS (Max.) q JIS JEC !0 NEMA, ANSI Marine Neutral Pole Amperes Frame (A) w Number of Poles e ° RATED PRIMARY CURRENT OF OVER-CURRENT TRIP DEVICES [ICT] (A) • for general feeder circuit use ° RATED CURRENT OF OVER-CURRENT TRIP DEVICES [Io] (A) • for generator protection use ([Io] is generator rated current) AC Rated insulation voltage [Ui] (V) r Rated operational voltage [Ue] (V) t ° AC RATED BREAKING CAP.(kA sym.)/MAKING CAP.(kA peak) with INST AC 690V !1 [Ics]=100%[Icu] 600V !1 500V Up to 415V...

9 Air Circuit Breakers AME Series for Generator protection 1 NOTES: ¡ : Available. — : Not available. q : With long time-delay trip and short time-delay trip. w : Cannot use UVT and SHT jointly. e : Equipped as standard. r : Used for testing instantaneous trip function (separate mounting). NK standard requires at least one checker per vessel. t : Used for testing tripping characteristics with secondary current. Frame Size [A] Type Number of poles Rated current of overcurrent trip device [A] (ln is generator rated current) Rated insulation voltage (U i) [VAC] Rated frequency [Hz] ° AC RATED...

10 TemBreak z Moulded Case Circuit Breakers Economical XE Series 2 Frame Size [A] Type Number of Poles Outside view ° RATED CURRENT (In) [A] at 40°C (45°C for marine applications) Rated impulse withstand voltage (Uimp) [kV] Rated insulation voltage (Ui) [VAC] ° AC RATED BREAKING CAPACITY [kA sym. rms.] JIS C 8370 550V 460V 220V IEC 60947-2 Icu/Ics 690V BS EN 60947-2 500V 440V 415V 380V 240V NEMA AB-1 600V 480V 240V Without Inst. 240-690V ° DC RATED BREAKING CAPACITY [kA] q 250V 125V Rated short time current (lcw) [kA. rms.] Utilization Category ° DIMENSIONS (mm) a b c d Weight (kg) ' marked...

11 TemBreak z Moulded Case Circuit Breakers Economical XE Series 2 Frame Size [A] Type Number of Poles Outside view ° RATED CURRENT (In) [A] at 40°C (45°C for marine applications) Rated impulse withstand voltage (Uimp) [kV] Rated insulation voltage (Ui) [VAC] ° AC RATED BREAKING CAPACITY [kA sym. rms.] JIS C 8370 550V 460V 220V IEC 60947-2 Icu/Ics 690V BS EN 60947-2 500V 440V 415V 380V 240V NEMA AB-1 600V 480V 240V Without Inst. 240-690V ° DC RATED BREAKING CAPACITY [kA] q 250V 125V Rated short time current (lcw) [kA. rms.] Utilization Category ° DIMENSIONS (mm) a b c d Weight (kg) ' marked...

12 TemBreak z Moulded Case Circuit Breakers Standard XS Series 2 Frame Size [A] Type Number of Poles Outside view ° RATED CURRENT (In) [A] at 40°C (45°C for marine applications) Rated impulse withstand voltage (Uimp) [kV] Rated insulation voltage (Ui) [VAC] ° AC RATED BREAKING CAPACITY [kA sym. rms.] JIS C 8370 550V 460V 220V IEC 60947-2 Icu/Ics 690V BS EN 60947-2 500V 440V 415V 380V 240V NEMA AB-1 600V 480V 240V Without Inst. 240-690V ° DC RATED BREAKING CAPACITY [kA] q 250V 125V Rated short time current (lcw) [kA. rms.] Utilization Category ° DIMENSIONS (mm) a b c d Weight (kg) ' marked...

13 TemBreak z Moulded Case Circuit Breakers Standard XS Series 2 600 XS600NE 3 4 800 XS800NS 3 4 800 XS800CS 3 4 600 XS600NS 3 4 600 XS600CS 3 4 400 XS400NS 3 4 400 XS400NE 3 4 700 800 8 690 35 50 85 20/10 @5 35/18 @5 50/25 50/25 65/33 85/43 30 50 85 — 40 40 — A 210 280 273 103 145 9.4 12.2 — ' õ — õ õ — õ !3 — — — — ¡ ¡ ¡ ¡ (AX) ¡ (AL) ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ — ¡ 700 800 8 690 25 35 50 16/8 @5 25/13 @5 30/15 35/18 45/23 50/25 25 35 50 — 40 40 — A 210 280 273 103 145 9.4 12.2 — ' õ — õ õ — õ !3 — — — — ¡ ¡ ¡ ¡ (AX) ¡ (AL) ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ — ¡ Adjustable 300 500 350 600...