|
Provide electrically controlled remote
operators for (hopper-in)
(project-out) windows indicated on drawings.
911-E
Each electric operator (No. 911-E) to be factory assembled
unit with 3/4 H.P., 230/460V/3/60 Hz or (1/2 H.P. 115V/1/60 Hz) T.E.F.C.
motor, roller chain drive in guard, shaft extension for manual
operation, final reduction worm gearbox 30:1 ratio, G.E. rotating limit
switch with timing gears, all mounted on 1/4" steel plate.
Provide reversing magnetic motor starter in N.E.M.A. 1 enclosure and
push button station (open-close), one set per electric operator, all to
be field wired by electrical contractor.
Provide electrically controlled remote
operators for (hopper-in)
(project-out) windows indicated on drawings.
1011-E
Operation of window shall be by a factory wired electric
operator No. 1011-E. Operator to be in N.E.M.A. 12 enclosure and include
fused disconnect switch, 3/4 H.P., 120V single phase or 440/220V/3/60 Hz
motor, high speed gear reduced with synthetic lubricant, reversing
magnetic starter, control voltage transformer, rotary limit switch and
terminal switch all factory wired. Included remote push-button station
for open-close operation in N.E.M.A. 1 general purpose enclosure. (Push
Button Station May Be Key Operated).
|
