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Change of Specification for Electrical Operation Devices for Circuit Breakers

Published：2025-09

PDF

YAMA528 (0.60MB)

Target products: Electrical Operation Devices for Circuit Breakers

Change of Specification for Boxes for Circuit Breakers (Water-proof type)

Published：2025-09

PDF

YAMA527 (0.41MB)

Target products: MCCB

Indication changes of ACB (For overseas sales companies)

Published：2025-09

PDF

YAMA525 (0.39MB)

Target products: ACB

Notice of specification change of ACB

Published：2025-09

PDF

YAMA524 (0.13MB)

Target products: ACB

Inclusion Discontinuation of Instruction Manual for MDU Breaker and ACB

Published：2025-08

PDF

YAMA0521 (0.25MB)

Target products: MDU, ACB

Notice of specification change of MCCBs

Published：2025-07

PDF

YAMA517 (0.19MB)

Target products: MCCBs

Specification change of AE-SW Field test device

Published：2025-06

PDF

YAMA512 (0.23MB)

Target products: ACB

Production discontinuation of MCB, MCCB, ELCB and accessories for ACB

Published：2025-06

PDF

YAMA510 (0.32MB)

Target products: MCB, MCCB, ELCB, ACB

Specification change of 489Listed No-fuse Circuit Breakers and UL 489Listed Earth Leakage Circuit Breakers

Published：2025-05

PDF

YAMA504 (0.19MB)

Target products: MCCB, ELCB

Notice of specification change of MCCBs

Published：2025-05

PDF

YAMA503 (0.30MB)

Target products: MCCBs

Indication changes of ACB

Published：2025-05

PDF

YAMA502 (0.14MB)

Target products: ACB

Notice of specification change of “Measuring Display Unit (MDU) Breakers”

Published：2025-04

PDF

YAMA498 (0.15MB)

Target products: MCCBs

Notice of specification change of MCCB & ELCB

Published：2025-04

PDF

YAMA497 (0.23MB)

Target products: MCCB, ELCB

Specification changes of Molded Case Circuit Breakers

Published：2024-04

PDF

YAMA481 (0.14MB)

Target products: MCCB

Specification changes for the internal accessories of MCCBs & ELCBs

Published：2023-12

PDF

YAMA475 (0.11MB)

Target products: MCCBs, ELCBs

Production discontinuation of MCCB, ELCB, MCB and ACB

Published：2023-09

PDF

YAMA465 (0.10MB)

Target products: MCCB, ELCB, MCB, ACB

Indication change of ACB

Published：2023-09

PDF

YAMA464 (0.12MB)

Target products: ACB

Change indication of Korea Certificated products (LSP-N1347)

Published：2023-02

PDF

YAMA457 (0.28MB)

Target products: MCCB, ELCB

Change of Specification for FA Series Korea Certification Mark

Published：2022-10

PDF

YAMA444 (0.10MB)

Target products: MCCB, ELCB

Indication change of ACB

Published：2022-10

PDF

YAMA442 (0.15MB)

Target products: ACB

Specification change of ACB

Published：2022-09

PDF

YAMA441-A (0.25MB)

Target products: ACB

Specification change of ACB

Published：2022-09

PDF

YAMA439-A (0.09MB)

Target products: ACB

Specification change of ACB

Published：2022-09

PDF

YAMA438-A (0.26MB)

Target products: ACB

Specification change of indication for MCCB, ELCB and ACB

Published：2022-07

PDF

YAMA436 (0.23MB)

Target products: MCCB, ELCB, ACB

Specification change of packaging for MCCB and ELCB

Published：2022-06

PDF

YAMA433 (0.22MB)

Target products: MCCB, ELCB

Specification change for UL489 Listed MCCB and ELCB

Published：2022-05

PDF

YAMA431 (0.34MB)

Target products: MCCB, ELCB

Specification change of terminal screw for MCCB and ELCB

Published：2022-03

PDF

YAMA423 (0.23MB)

Target products: MCCB, ELCB

Specifiaction change of packaging box for UL489 Listed MCCB and ELCB

Published：2022-01

PDF

YAMA422 (0.24MB)

Target products: MCCB, ELCB

Specification change of insulation cap for circuit protector

Published：2021-09

PDF

YAMA416 (0.69MB)

Target products: CP

Specifiaction change of packaging box for MCCB and ELCB

Published：2021-05

PDF

YAMA409 (0.35MB)

Target products: MCCB, ELCB

Specification change of F-type, V-type operating handle and handle lock device for UL489 Listed MCCB and ELCB

Published：2021-05

PDF

YAMA408 (0.41MB)

Target products: MCCB, ELCB

Specification change for UL489 Listed MCCB and ELCB

Published：2021-05

PDF

YAMA407 (0.49MB)

Target products: MCCB, ELCB

Specification change of indication for MCCB, ELCB and ACB

Published：2021-04

PDF

YAMA405 (0.19MB)

Target products: MCCB, ELCB, ACB

Production discontinuation of NV-ZP

Published：2021-04

PDF

YAMA404 (0.17MB)

Target products: NV-ZP

Production discontinuation of AB-SEP Series

Published：2021-03

PDF

YAMA403 (0.08MB)

Target products: MCCB

Production discontinuation of circuit protector

Published：2021-03

PDF

YAMA402 (0.17MB)

Target products: CP

Production discontinuation of MCCB and ELCB

Published：2021-03

PDF

YAMA401 (0.18MB)

Target products: MCCB, ELCB

Specification change of packaging box for 400/630A frame 4-pole MCCB and ELCB

Published：2021-02

PDF

YAMA400 (0.26MB)

Target products: MCCB, ELCB

Specification change of load side terminals for 800A ELCB

Published：2021-01

PDF

YAMA397 (0.22MB)

Target products: ELCB

Specification change of electrical operation devices for MCCB and ELCB

Published：2020-12

PDF

YAMA396 (0.23MB)

Target products: MCCB, ELCB

Specification change of packaging box for 400/630A MCCB and ELCB

Published：2020-11

PDF

YAMA392 (0.38MB)

Target products: MCCB, ELCB

Specification change of SLT and SQLT for MCCB and ELCB

Published：2020-11

PDF

YAMA390 (0.31MB)

Target products: MCCB, ELCB

Specification change of front bar for MCCB and ELCB

Published：2020-11

PDF

YAMA389 (0.26MB)

Target products: MCCB, ELCB

Production discontinuation of setting and testing device

Published：2020-11

PDF

YAMA382 (0.21MB)

Target products: MCCB, ELCB

Production Stop of PROFIBUS-DP Interface Unit (BIF-PR) for AE-SW Series

Published：2020-09

PDF

YAMA387 (0.08MB)

Target products: AE-SW

Production discontinuation of line insulation monitor

Published：2020-07

PDF

YAMA384 (0.11MB)

Target products: Line insulation monitor

Specification change of terminal screw for MCB, RCCB and ISOLATOR

Published：2020-07

PDF

YAMA383 (0.13MB)

Target products: MCB, RCCB, ISOLATOR

Specification change of packaging for MCCB

Published：2020-04

PDF

YAMA379 (0.13MB)

Target products: MCCB

Specification change of packaging for MCCB solderless terminals

Published：2020-04

PDF

YAMA378 (0.11MB)

Target products: MCCB

Specification change of terminal cover

Published：2020-03

PDF

YAMA373 (0.26MB)

Target products: MCCB, ELCB

Specification change of measuring display unit breakers

Published：2020-02

PDF

YAMA372 (0.36MB)

Target products: MCCB(MDU)

Change of Description Methods in Outline Dimensions and Characteristic Curves

Published：2020-02

PDF

YAMA370 (0.38MB)

Target products: ACB, MCCB, ELCB

Specification change of packing for V-type operating handle for MCCB and ELCB

Published：2020-02

PDF

YAMA368 (0.29MB)

Target products: MCCB, ELCB

Change in specification for terminal block

Published：2019-12

PDF

YAMA362 (0.12MB)

Target products: MCCB, ELCB, ZCT

Change in appearance of motor charging device (MD) for AE-SW series

Published：2019-11

PDF

YAMA361-A (0.18MB)

Target products: AE-SW

Change in specification for packing case of interchangeable ZCT

Published：2019-10

PDF

YAMA360 (0.37MB)

Target products: MCCB

Change in specification for F-style MCCB & ELCB

Published：2019-10

PDF

YAMA358 (0.13MB)

Target products: NF32-SVF, NF63-CVF, NF63-SVF, NF50-SVFU, NV32-SVF, NV63-CVF, NV63-SVF, NV50-SVFU

Change in specification for external operating handle Type C

Published：2019-10

PDF

YAMA357 (0.14MB)

Target products: MCCB, ELCB

Indication change of circuit symbol for MCB

Published：2019-09

PDF

YAMA356 (0.16MB)

Target products: BH-D6, BH-D10, BH-DN

Change in specification for handle color of MX and MXA series

Published：2019-09

PDF

YAMA355 (0.13MB)

Target products: NFC-MX, NFC-MXA

Change in specification of name plate for AE-SW series

Published：2019-09

PDF

YAMA353 (0.29MB)

Target products: AE-SW

Change in specification of label for ELRs NV-Z series

Published：2019-09

PDF

YAMA351 (0.20MB)

Target products: NV-Z

Specification change of Measuring Display Unit Breakers

Published：2019-07

PDF

YAMA350 (0.07MB)

Target products: MCCB(MDU)

Production Stop of Measuring Display Unit Breakers

Published：2019-07

PDF

YAMA349 (0.11MB)

Target products: MCCB(MDU)

Change indication of CCC certificated products (ACB,MCCB,ELCB,MCB,CP)

Published：2019-07

PDF

YAMA348 (0.41MB)

Target products: ACB, MCCB, ELCB, MCB, CP

Production Stop of Condenser Trip Device (COT) for AE-SW Series

Published：2019-07

PDF

YAMA347 (0.11MB)

Target products: AE-SW

Indication Change of Appearance for BH-D6 and BH-D10

Published：2019-06

PDF

YAMA345 (0.08MB)

Target products: BH-D6, BH-D10

Indication change of cULus label for NF50-SMU

Published：2019-05

PDF

YAMA344 (0.14MB)

Target products: NF50-SMU

Indication change of packing label for MCB, RCCB and ISOLATOR

Published：2019-04

PDF

YAMA340 (0.13MB)

Target products: BHW-T10, BVW-T, KBW-T

Change of specification for Plug-in Type MCCB & ELCB

Published：2019-04

PDF

YAMA339 (0.15MB)

Target products: MCCB, ELCB, DSN

Production stop of JIS compatibility dimensions ELCB

Published：2018-03

PDF

YAMA311 (0.16MB)

Change of Indication contents in MCB , RCCB , RCBO and ISOLATOR

Published：2018-02

PDF

YAMA308 (0.47MB)

Change of Handle shape and Indication contents in MCB,RCCB and ISOLATOR for the Middle East

Published：2018-01

PDF

YAMA307 (0.70MB)

Specification Change of BVW-T

Published：2018-01

PDF

YAMA306 (0.13MB)

Change of Handle shape and Indication contents in MCB,RCCB and ISOLATOR

Published：2018-01

PDF

YAMA305 (0.60MB)

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