Emerson Control Techniques Focus 3N, Руководство пользователя

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Focus 3 Option Kits
Focus 3 Enclosure Option – F3SE (small)
up to 2HP
F3LE (large)
3-5HP
This kit provides the flexibility of stocking only Chassis
drives and adding the enclosure when required. It
reduces the number of stocked items to 6 (four chassis
drives and two covers) as opposed to eight (four
enclosed drives and four chassis drives). It includes the
speed adjustment potentiometer and the start/stop
switch pre-wired to a plug-on terminal strip and all seals
to provide a NEMA 4/12-enclosure rating.
Focus 3 Contactor Kit – P/N F3M112 (1 HP,120vac)
P/N F3M224 (2 HP, 240vac)
This Kit includes a magnetic contactor that can be
mounted either in the F
sed unit or on the
chassis mount unit. It provides a positive disconnect o
ocus 3 enclo
f
the motor armature when the controller is stopped,
preventing motor rotation in the event of SCR mis-fire
due to line noise. This kit may also be required by local
and/or National Electrical Codes. This kit also includes
the DB (dynamic braking) poles, an auxiliary normally
open contact and all connection wires.
Focus 3 Contactor Kit– P/N F3M524 (3-5 HP, 240vac)
This Kit includes a magnetic contactor that can be
mounted either in the Focus 3 enclosed unit or on the
chassis mount unit. It provides a positive disconnect of
the motor armature when the controller is stopped,
preventing motor rotation in the event of SCR mis-fire
due to line noise. This kit may also be required by local
and/or National Electrical Codes. This kit also includes
the DB (dynamic braking) poles, an auxiliary normally
open contact and all connection wires.