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Ajay Singh KS
SBCमें कहा कितना वोल्ट आता है#415VAC#110VDCजरूर देखे ये विडियो#LHB AC COACH ELECTRICAL MAINTENANCE#lhb_coaches #lhb #sbc #110VDC#415VAC#VOLTMETER#LHB AC COACH #AJAY#AJAYSINGH KS#AMIT04