• filename specification sample

• HMD combined on-load tap-changer
• HMT combined on-load tap-changer
• SY on-load tap-changer
• HV1 compound on-load tap-changer
• HVVS compound vacuum on-load tap-changer
• HM1 combined on-load tap-changer
• HMV1 combined vacuum on-load tap-changer
• HMVR and HMDV combined improved vacuum on-load tap-changer
• Type FKT bevel gear box
• HKJK-3F intelligent monitoring capacity