KB Electronics KBRF-200A CE Approved AC Line Filter for SCR Controls (Class A) - Manual (Page 3)

FIG. 2 – WIRING DIAGRAM
RFI (EMI) FILTER
for
Variable Speed Motor Controls
Rated 24 Amps AC @ 115/230 VAC –50/60 Hz
APPROVED
Model KBRF-200A KB Part No. 9945C
KB Electronics, Inc.
Coral Springs, FL USA 33065
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™
III. MOUNTING
Mount the KBRF-200A on a flat surface using the 2 mounting tabs. (See fig. 1, p. 3.) Be sure
unit is not exposed to environmental conditions which will adversely affect its operation such
as water, excessive temperature or metal chips.
IV. WIRING – (See fig. 2, p. 4.)
a) Wire KBRF-200A Filter to control using 1/4" – QD terminals. Wires should be as short as
possible and may have to be shielded with the shield grounded (earthed) at both ends.
b) Wire AC Line to filter using 1/4" – QD terminals. Shielded wiring is normally not
necessary for the AC Line. Be sure to connect ground wire to 4 mm ground stud (Earth)
on
KBRF-200A Filter.
V. RFI/EMI CONSIDERATIONS
a) It may be necessary to shield the motor speed control or mount it in a metal enclosure to
reduce radiated EMI.
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