supply of spring return master controller for crane to operate up, down position, 40 amps, 415v rating, steps: 1-0-1 and 3 cams with 3 contacts in up, neutral, down positions to speedo-controls type:cm1/sr/3 or similar item of anand system engineering pvt. ltd. / multi tech / cmk / crane control equipment only with dimensions of 190mm (l) x 135mm (w) x 150mm(h).spring return master controller for crane to operate up, down position, 40 amps, 415v rating, steps: 1-0-1 and 3 cams with 3 contacts in up, neutral, down positions to speedo-controls type:cm1/sr/3 or similar item of anand system engineering pvt. ltd. / multi tech / cmk / crane control equipment only with dimensions of 190mm (l) x 135mm (w) x 150mm(h).,spring return master controller for crane to operate up, down position, 40 amps, 415v rating, steps: 1-0-1 and 3 cams with 3 contacts in up, neutral, down positions to speedo-controls type:cm1/sr/3 or similar item of anand sys tem engineering pvt. ltd. / multi tech / cmk / crane control equipment only with dimensions of 190mm (l) x 135mm (w) x 150mm(h). [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]