S sharan Senior Member May 12, 2009 #1 The proposed elevator is 208V, 3 phase. But the building electrical service is only 120/240V, 1 phase. How do I get service to elevator?
The proposed elevator is 208V, 3 phase. But the building electrical service is only 120/240V, 1 phase. How do I get service to elevator?
augie47 Moderator Staff member Location Tennessee Occupation State Electrical Inspector (Retired) May 12, 2009 #2 (a) an additional service (b) a phase converter such as "roto-phase" (c) possibly a variable frequency drive (depending on your specifics) (d) a generator A transformer will not create an additional phase, but simply change voltages.
(a) an additional service (b) a phase converter such as "roto-phase" (c) possibly a variable frequency drive (depending on your specifics) (d) a generator A transformer will not create an additional phase, but simply change voltages.
barbeer Senior Member Location Pinellas County, FL May 12, 2009 #3 sharan said: The proposed elevator is 208V, 3 phase. But the building electrical service is only 120/240V, 1 phase. How do I get service to elevator? Click to expand... POCO brings 3 phase to you.? New elevator equipment that matches what is available!......................
sharan said: The proposed elevator is 208V, 3 phase. But the building electrical service is only 120/240V, 1 phase. How do I get service to elevator? Click to expand... POCO brings 3 phase to you.? New elevator equipment that matches what is available!......................