32
SIDEWALL
ROOF
Figure 34
Eight Concentric Terminations
(LJKW FRQFHQWULF WHUPLQDWLRQV PD\ EH LQVWDOOHG LQ WZR VWDFNHG
JURXSV RI IRXU LQ FORVH SUR[LPLW\ DV VKRZQ LQ )LJXUH 6HH
)LJXUHRQSDJHIRUGHWDLOHGLQIRUPDWLRQRQFOHDUDQFHV
/DWHUDOJURXSVRIIRXUDVVKRZQLQ)LJXUHRQSDJHPD\EH
DPRUHFRQYHQLHQWLQVWDOODWLRQDUUDQJHPHQWIRUPXOWLSOHJURXSV
GHSHQGLQJRQDYDLODEOHVSDFH
SIDEWALL
ROOF
Figure 35
MULTIPLE CONCENTRIC TERMINATION ARRANGEMENTS
7KH LOOXVWUDWLRQV RQ WKLV SDJH VKRZ VRPH RI WKH LQVWDOODWLRQ
DUUDQJHPHQWV IRU PXOWLSOH FRQFHQWULF WHUPLQDWLRQV WKDW DUH
DOORZHG
6HH0XOWLSOH&RQFHQWULF7HUPLQDWLRQ&OHDUDQFHVRQSDJHIRU
GHWDLOHGLQIRUPDWLRQRQFOHDUDQFHVDQGDGGLWLRQDODUUDQJHPHQW
RSWLRQV
NOTE:
:KHQ PXOWLSOH FRQFHQWULF WHUPLQDWLRQV DUH LQVWDOOHG
WKURXJKDURRILQWKHVDPHORFDWLRQDOOWHUPLQDWLRQFDSVPXVWEH
DWWKHVDPHKHLJKWPHDVXUHGIURPWKHJURXQG
Two Concentric Terminations
7ZR FRQFHQWULF WHUPLQDWLRQV PD\ EH LQVWDOOHG LQ FORVH
SUR[LPLW\DVVKRZQLQ)LJXUHRUZLWKVWDQGDUGFOHDUDQFHV
ZKHQ WKLV DUUDQJHPHQW LV QRW SRVVLEOH 6HH )LJXUH
RQ SDJH IRU GHWDLOHG LQIRUPDWLRQ RQ FOHDUDQFHV 6HH
)LJXUH RQ SDJH ZKHQ LQVWDOOLQJ WKUHH FRQFHQWULF
WHUPLQDWLRQV
SIDEWALL
ROOF
Figure 33
Four Concentric Terminations
)RXUFRQFHQWULFWHUPLQDWLRQVPD\EHLQVWDOOHGLQFORVHSUR[LPLW\
DV VKRZQ LQ )LJXUH 6HH )LJXUH DQG )LJXUH RQ SDJH
IRU GHWDLOHG LQIRUPDWLRQ RQ FOHDUDQFHV DQG DGGLWLRQDO
DUUDQJHPHQWRSWLRQV
Содержание BTH 300
Страница 66: ...66 WIRING DIAGRAM Figure 58 ...