Harmony /HXBD, GYJ-1, TTY, ZSK-1, YKS-2, WJTS- II.TJC-33/11, TJK2-0.5/11,
Specifications: special for DF7 locomotive
Reversing protector HXBQ speed relay ZSK-1 model: HXBQ purpose: this device can prevent the operation of the locomotive reversing error action, so as to avoid traction motor reverse electric operation serious consequences. Diesel engine speed relay ZSK-1, differential relay TJC-33/11, stepless speed regulator driver WJTS- II, idle relay TJK2-0.5/11, temperature relay WDJ- III (43, 61, 75, 92)
Electric heating glass control box WKZ-2L
Window controller WKQ
Temperature controller WKQ-D
DF4D locomotive oil pressure protection relay ZD014.00.00 electronic UK (Dalian)
Overvoltage relay TJG-125/ZD003.00.00
Locomotive oil pressure relay TJY5Q8, TJY5Q9
Double delay relay TJS-8-10/45-60/ZD005.00.00
Time relay TJS6-45/60, TJS series,
Locomotive liquid level switch YK-3
Locomotive self closing liquid level gauge STB325 (N), STB350 (N)
Foot switch S293S3 (with 3 meters connected line)
Diesel locomotive voltage detection device YZ-B (Dalian power)
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