| 1. | Wiring at switch connected up with incorrect polarity 开关掣的极性接驳错误。 |
| 2. | Main switch exposed metal parts not earthed 总开关掣的外露金属部分并无接地。 |
| 3. | Main switch with inadequate short circuit breaking capacity 总开关掣的短路断流容量不足。 |
| 4. | Copper link not installed in neutral circuit at main switch 总开关掣的中性电路无安装铜连杆。 |
| 5. | Main switch live parts not properly enclosed or insulated 总开关掣带电部分无适当密封或绝缘。 |
| 6. | Cutout fuse boxswitch not provided with phase identification 断流熔断器箱开关掣并无相位标志。 |
| 7. | 13a socket outlets , switched and unswitched ; 13a connection units 连开关掣及不连开关掣13安培插座; |
| 8. | Main cable undersized when compared to main switch rating 与总开关掣的额定值比较,主电缆的尺寸过小。 |
| 9. | 4 . with anti - write protection switch 4 .附防写入保护开关掣 |
| 10. | Switches for household and similar fixed electrical installations 家庭用及相类固定电力装置的开关掣; |