| BCY72 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSCECC 50002 081 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSCECC 50002 081-BCY72 | K7766 | BRITISH STANDARDS INSTITUTION |
| PD9002 | K7766 | BRITISH STANDARDS INSTITUTION |
| CECC 00200 | S9003 | CENELEC ELECTRONIC COMPONENTS COMITTEE CECC |