Fire-resistant (Fireproof) Cable Tray

Fire-resistant (Fireproof) Cable Tray

Fire-proof Cables FQJ Series
Fire-proof Cables FQJ Series

Fire-proof Cables FQJ Series

FQJ Series of cable have good function like heat insulation, fire-proof, corrnsion-resisting and also are suiable for wide-ranging environment. They have characteristics of light weight, heavy load and reliable safety, and also have reached the advanced standard in country.


FQJ Series of fire-proof channel box can be divided into for parts as follows according to different use occasions.

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Product Detail

FQJ Series of cable have good function like heat insulation, fire-proof, corrnsion-resisting and also are suiable for wide-ranging environment. They have characteristics of light weight, heavy load and reliable safety, and also have reached the advanced standard in country.


FQJ Series of fire-proof channel box can be divided into for parts as follows according to different use occasions.


(1) Fully-sealed channel box of fire-proof type: The product suits the power cable below 10kv, and also suits the control cable, lightening Lines to be Laid in the areial cable ditch and channel indoors or outdoors.


(2) Half-sealed channel box of the fire-proof type: The product can experience flame stifling, temperature in the channel can be limited to be permitted value for the safety motion of cable. The box cover is double board. Besides the function against rain, if can fall automatically when temperature is high enough, covering the cooling hole to avoid air.


(3) Fire-proof channel box for cable tunnel: The product is widely-used for the tunnel, some undergroundpublic facilities and some other occasions. It"ps well ventilated. when the channel box catches fire or the cable is hotter, the opened ventilated mesh soaked with special refractory coating is blocked becase of the flames, and also expanded to thick carbombits covering the cable, the small cover on the net falls automatically to cover the net face, as a result, causing the burning medium to go out because of the absence of oxygen.


(4) Inorganic channel box of fire-proof type: The product is formed with the inorganic materical and strengthed glass fibre. The refractory structure is fully seally. It can prevent efficiently the self-burning of the cable and the danger of the outer kindling material · Because of inorganic material, it is especially suitable for the occasions of serious acid and alkali corrosion.


Fire-resistant fully enclosed trough box FQJ-01A


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthEdge height
FQJ-01A-15a15010010060
FQJ-01A-20a20010015060
FQJ-01A-30a30010025060
FQJ-01A-40a40010035060
FQJ-01A-20b200150150110
FQJ-01A-30b300150250110
FQJ-01A-40b400150350110
FQJ-01A-50b500150450110
FQJ-01A-30c300200250160
FQJ-01A-40c400200350160
FQJ-01A-50c500200450160
FQJ-01A-60c600200550160
FQJ-01A-40d400250350210
FQJ-01A-50d500250450210
FQJ-01A-60d600250550210
FQJ-01A-80d800250750210
FQJ-01A-50e500300450260
FQJ-01A-60e600300550260


Fire-resistant semi-enclosed trough box FQJ-01B


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthEdge height
FQJ-01B-15a15010010060
FQJ-01B-20a20010015060
FQJ-01B-30a30010025060
FQJ-01B-40a40010035060
FQJ-01B-20b200150150110
FQJ-01B-30b300150250110
FQJ-01B-40b400150350110
FQJ-01B-50b500150450110
FQJ-01B-30c300200250160
FQJ-01B-40c400200350160
FQJ-01B-50c500200450160
FQJ-01B-60c600200550160
FQJ-01B-40d400250350210
FQJ-01B-50d500250450210
FQJ-01B-60d600250550210
FQJ-01B-80d8002507x50210
FQJ-01B-50e500300450260
FQJ-01B-60e600300550260


Fire-resistant trough box for cable tunnel FQJ-01C


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot WidthEdge height
FQJ-01C-15a15010010060
FQJ-01C-20a20010015060
FQJ-01C-30a30010025060
FQJ-01C-40a40010035060
FQJ-01C-20b200150150110
FQJ-01C-30b300150250110
FQJ-01C-40b400150350110
FQJ-01C-50b500150450110
FQJ-01C-30c300200250160
FQJ-01C-40c400200350160
FQJ-01C-50c500200450160
FQJ-01C-60c600200550160
FQJ-01C-40d400250350210
FQJ-01C-50d500250450210
FQJ-01C-60d600250550210
FQJ-01C-80d800250750210
FQJ-01C-50e500300450260
FQJ-01C-60e600300550260


Fire-resistant inorganic trough box FQJ-01D


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthSide Height
FQJ-01D-15a15010013080
FQJ-01D-20a20010018080
FQJ-01D-30a30010018080
FQJ-01D-40a40010038080
FQJ-01D-20b200150180130
FQJ-01D-30b300150280130
FQJ-01D-40b400150380130
FQJ-01D-50b500150480130
FQJ-01D-30c300200280180
FQJ-01D-40c400200380180
FQJ-01D-50c500200480180
FQJ-01D-60c600200580180
FQJ-01D-40d400250380230
FQJ-01D-50d500250480230
FQJ-01D-60d600250580230
FQJ-01D-80d800250780230
FQJ-01D-50e500300480280
FQJ-01D-60e600300580280


Horizontal elbow FQJ-PW-02A


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthEdge heightL1
FQJ-PW-02A-15a15010045010060
FQJ-PW-02A-20a20010050015060
FQJ-PW-02A-30a30010060025060
FQJ-PW-02A-40a40010070035060
FQJ-PW-02A-20b200150500150110
FQJ-PW-02A-30b300150600250110
FQJ-PW-02A-40b400150700350110
FQJ-PW-02A-50b500150800450110
FQJ-PW-02A-30c300200600250160
FQJ-PW-02A-40c400200700350160
FQJ-PW-02A-50c500200800450160
FQJ-PW-02A-60c600200900550160
FQJ-PW-02A-40d400250700350210
FQJ-PW-02A-50d500250800450210
FQJ-PW-02A-60d600250900550210
FQJ-PW-02A-80d8002501100750210
FQJ-PW-02A-50e500300800450260
FQJ-PW-02A-60e600300900550260


Reducer Straight FOJ-BJ-02A


Fire-proof Cables FQJ Series


型   格ModelDimensionsInner section
A1×B1A2×B2Lal×bla2×b2
FQJ-BJ-02A-20a-1200×100300×150400150×60250×110
FQJ-BJ-02A-20a-2200×100400×200500150×60350×160
FQJ-BJ-02A-20a-3200×100500×200600150×60450×160
FQJ-BJ-02A-20a-4200×100600×200700150×60550×160
FQJ-BJ-02A-30b-1300×150400×200500250×110350×160
FQJ-BJ-02A-30b-2300×150500×200600250×110450×160
FQJ-BJ-02A-30b-3300×150600×200700250×110550×160
FQJ-BJ-02A-30b-4300×150800×200900250×110750×160
FQJ-BJ-02A-40c-1400×200500×200500350×160450×160
FQJ-BJ-02A-40c-2400×200600×200600350×160550×160
FQJ-BJ-02A-40c-3400×200800×200800350×160750×160
FQJ-BJ-02A-50d-1500×200600×200500450×160550×160
FQJ-BJ-02A-50d-2500×200800×200700450×160750×160
FQJ-BJ-02A-60e-1600×200800×200600550×160750×160


Vertical upper bend FQJ-SW-02A


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot WidthEdge heightL
FQJ-SW-02A-15a15010040010060
FQJ-SW-02A-20a20010040015060
FQJ-SW-02A-30a30010040025060
FQJ-SW-02A-40a40010040035060
FQJ-SW-02A-20b200150450150110
FQJ-SW-02A-30b300150450250110
FQJ-SW-02A-40b400150450350110
FQJ-SW-02A-50b500150450450110
FQJ-SW-02A-30c300200500250160
FQJ-SW-02A-40c400200500350160
FQJ-SW-02A-50c500200500450160
FQJ-SW-02A-60c600200500550160
FQJ-SW-02A-40d400250550350210
FQJ-SW-02A-50d500250550450210
FQJ-SW-02A-60d600250550550210
FQJ-SW-02A-80d800250550750210
FQJ-SW-02A-50e500300600450260
FQJ-SW-02A-60e600300600550260


Vertical Downward Bend FQJ-XW-02B


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthEdge heightL
FQJ-XW-02B-15a15010040010060
FQJ-XW-02B-20a20010040015060
FQJ-XW-02B-30a30010040025060
FQJ-XW-02B-40a40010040035060
FQJ-XW-02B-20b200150450150110
FQJ-XW-02B-30b300150450250110
FQJ-XW-02B-40b400150450350110
FQJ-XW-02B-50b500150450450110
FQJ-XW-02B-30c300200500250160
FQJ-XW-02B-40c400200500350160
FQJ-XW-02B-50c500200500450160
FQJ-XW-02B-60c600200500550160
FQJ-XW-02B-40d400250550350210
FQJ-XW-02B-50d500250550450210
FQJ-XW-02B-60d600250550550210
FQJ-XW-02B-80d800250550750210
FQJ-XW-02B-50e500300600450260
FQJ-XW-02B-60e600300600550260


Vertical upper left bend FOJ-SW-02C


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthEdge heightL1L2
FQJ-SW-02C-15a15010045040010060
FQJ-SW-02C-20a20010050040015060
FQJ-SW-02C-30a30010060040025060
FQJ-SW-02C-40a40010070040035060
FQJ-SW-02C-20b200150500450150110
FQJ-SW-02C-30b300150600450250110
FQJ-SW-02C-40b400150700450350110
FQJ-SW-02C-50b500150800450450110
FQJ-SW-02C-30c300200600500250160
FQJ-SW-02C-40c400200700500350160
FQJ-SW-02C-50c500200800500450160
FQJ-SW-02C-60c600200900500550160
FQJ-SW-02C-40d400250700550350210
FQJ-SW-02C-50d500250800550450210
FQJ-SW-02C-60d600250900550550210
FQJ-SW-02C-80d8002501100550750210
FQJ-SW-02C-50e500300800600450260
FQJ-SW-02C-60e600300900600550260


Vertical left lower bend FQJ-XW-02D


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthEdge heightL1L2
FQJ-XW-02D-15a15010045040010060
FQJ-XW-02D-20a20010050040015060
FQJ-XW-02D-30a30010060040025060
FQJ-XW-02D-40a40010070040035060
FQJ-XW-02D-20b200150500450150110
FQJ-XW-02D-30b300150600450250110
FQJ-XW-02D-40b400150700450350110
FQJ-XW-02D-50b500150800450450110
FQJ-XW-02D-30c300200600500250160
FQJ-XW-02D-40c400200700500350160
FQJ-XW-02D-50c500200800500450160
FQJ-XW-02D-60c600200900500550160
FQJ-XW-02D-40d400250700550350210
FQJ-XW-02D-50d500250800550450210
FQJ-XW-02D-60d600250900550550210
FQJ-XW-02D-80d8002501100550750210
FQJ-XW-02D-50e500300800600450260
FQJ-XW-02D-60e600300900600550260


Vertical upper right bend FOJ-SW-02E


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthEdge heightL1L2
FQJ-SW-02E-15a15010045040010060
FQJ-SW-02E-20a20010050040015060
FQJ-SW-02E-30a30010060040025060
FQJ-SW-02E-40a40010070040035060
FQJ-SW-02E-20b200150500450150110
FQJ-SW-02E-30b300150600450250110
FQJ-SW-02E-40b400150700450350110
FQJ-SW-02E-50b500150800450450110
FQJ-SW-02E-30c300200600500250160
FQJ-SW-02E-40c400200700500350160
FQJ-SW-02E-50c500200800500450160
FQJ-SW-02E-60c600200900500550160
FQJ-SW-02E-40d400250700550350210
FQJ-SW-02E-50d500250800550450210
FQJ-SW-02E-60d600250900550550210
FQJ-SW-02E-80d8002501100550750210
FQJ-SW-02E-50e500300800600450260
FQJ-SW-02E-60e600300900600550260


Vertical right lower bend FQJ-XW-02F


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthEdge heightL1L2
FQJ-XW-02F-15a15010045040010060
FQJ-XW-02F-20a20010050040015060
FQJ-XW-02F-30a30010060040025060
FQJ-XW-02F-40a40010070040035060
FQJ-XW-02F-20b200150500450150110
FQJ-XW-02F-30b300150600450250110
FQJ-XW-02F-40b400150700450350110
FQJ-XW-02F-50b500150800450450110
FQJ-XW-02F-30c300200600500250160
FQJ-XW-02F-40c400200700500350160
FQJ-XW-02F-50c500200800500450160
FQJ-XW-02F-60c600200900500550160
FQJ-XW-02F-40d400250700550350210
FQJ-XW-02F-50d500250800550450210
FQJ-XW-02F-60d600250900550550210
FQJ-XW-02F-80d8002501100550750210
FQJ-XW-02F-50e500300800600450260
FQJ-XW-02F-60e600300900600550260


Horizontal Tee FQJ-ST-03A


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthSide HeightL1L2
FQJ-ST-03A-15a15010075045010060
FQJ-ST-03A-20a20010080050015060
FQJ-ST-03A-30a30010090060025060
FQJ-ST-03A-40a400100100070035060
FQJ-ST-03A-20b200150800500150110
FQJ-ST-03A-30b300150900600250110
FQJ-ST-03A-40b4001501000700350110
FQJ-ST-03A-50b5001501100800450110
FQJ-ST-03A-30c300200900600250160
FQJ-ST-03A-40c4002001000700350160
FQJ-ST-03A-50c5002001100800450160
FQJ-ST-03A-60c6002001200900550160
FQJ-ST-03A-40d4002501000700350210
FQJ-ST-03A-50d5002501100800450210
FQJ-ST-03A-60d6002501200900550210
FQJ-ST-03A-80d80025014001100750210
FQJ-ST-03A-50e5003001100800450260
FQJ-ST-03A-60e6003001200900550260


Upper vertical tee FQJ-SS-03B


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot WidthEdge heightL1L2
FQJ-SS-03B-15a15010070040010060
FQJ-SS-03B-20a20010070040015060
FQJ-SS-03B-30a30010070040025060
FQJ-SS-03B-40a40010070040035060
FQJ-SS-03B-20b200150750450150110
FQJ-SS-03B-30b300150750450250110
FQJ-SS-03B-40b400150750450350110
FQJ-SS-03B-50b500150750450450110
FQJ-SS-03B-30c300200800500250160
FQJ-SS-03B-40c400200800500350160
FQJ-SS-03B-50c500200800500450160
FQJ-SS-03B-60c600200800500550160
FQJ-SS-03B-40d400250850550350210
FQJ-SS-03B-50d500250850550450210
FQJ-SS-03B-60d600250850550550210
FQJ-SS-03B-80d800250850550750210
FQJ-SS-03B-50e500300900600450260
FQJ-SS-03B-60e600300900600550260


Down vertical tee FQJ-XS-03C


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot WidthEdge heightL1L2
FQJ-XS-03C-15a15010070040010060
FQJ-XS-03C-20a20010070040015060
FQJ-XS-03C-30a30010070040025060
FQJ-XS-03C-40a40010070040035060
FQJ-XS-03C-20b200150750450150110
FQJ-XS-03C-30b300150750450250110
FQJ-XS-03C-40b400150750450350110
FQJ-XS-03C-50b500150750450450110
FQJ-XS-03C-30c300200800500250160
FQJ-XS-03C-40c400200800500350160
FQJ-XS-03C-50c500200800500450160
FQJ-XS-03C-60c600200800500550160
FQJ-XS-03C-40d400250850550350210
FQJ-XS-03C-50d500250850550450210
FQJ-XS-03C-60d600250850550550210
FQJ-XS-03C-80d800250850550750210
FQJ-XS-03C-50e500300900600450260
FQJ-XS-03C-60e600300900600550260


Top vertical tee FQJ-SS-03D


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthSide HeightL1L2
FQJ-SS-03D-15a15010075040010060
FQJ-SS-03D-20a20010080040015060
FQJ-SS-03D-30a30010090040025060
FQJ-SS-03D-40a400100100040035060
FQJ-SS-03D-20b200150800450150110
FQJ-SS-03D-30b300150900450250110
FQJ-SS-03D-40b4001501000450350110
FQJ-SS-03D-50b5001501100450450110
FQJ-SS-03D-30c300200900500250160
FQJ-SS-03D-40c4002001000500350160
FQJ-SS-03D-50c5002001100500450160
FQJ-SS-03D-60c6002001200500550160
FQJ-SS-03D-40d4002501000550350210
FQJ-SS-03D-50d5002501100550450210
FQJ-SS-03D-60d6002501200550550210
FQJ-SS-03D-80d8002501400550750210
FQJ-SS-03D-50e5003001100600450260
FQJ-SS-03D-60e6003001200600550260


Top vertical tee FQJ-XS-03D


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthEdge heightL1L2
FQJ-XS-03D-15a15010075040010060
FQJ-XS-03D-20a20010080040015060
FQJ-XS-03D-30a30010090040025060
FQJ-XS-03D-40a400100100040035060
FQJ-XS-03D-20b200150800450150110
FQJ-XS-03D-30b300150900450250110
FQJ-XS-03D-40b4001501000450350110
FQJ-XS-03D-50b5001501100450450110
FQJ-XS-03D-30c300200900500250160
FQJ-XS-03D-40c4002001000500350160
FQJ-XS-03D-50c5002001100500450160
FQJ-XS-03D-60c6002001200500550160
FQJ-XS-03D-40d4002501000550350210
FQJ-XS-03D-50d5002501100550450210
FQJ-XS-03D-60d6002501200550550210
FQJ-XS-03D-80d8002501400550750210
FQJ-XS-03D-50e5003001100600450260
FQJ-XS-03D-60e6003001200600550260


Bottom vertical tee FQJ-XS-03E


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthEdge heightL1L2
FQJ-XS-03E-15a15010075040010060
FQJ-XS-03E-20a20010080040015060
FQJ-XS-03E-30a30010090040025060
FQJ-XS-03E-40a400100100040035060
FQJ-XS-03E-20b200150800450150110
FQJ-XS-03E-30b300150900450250110
FQJ-XS-03E-40b4001501000450350110
FQJ-XS-03E-50b5001501100450450110
FQJ-XS-03E-30c300200900500250160
FQJ-XS-03E-40c4002001000500350160
FQJ-XS-03E-50c5002001100500450160
FQJ-XS-03E-60c6002001200500550160
FQJ-XS-03E40d4002501000550350210
FQJ-XS-03E-50d5002501100550450210
FQJ-XS-03E-60d6002501200550550210
FQJ-XS-03E-80d8002501400550750210
FQJ-XS-03E-50e5003001100600450260
FQJ-XS-03E-60e6003001200600550260


Upper Angle Vertical Tee FQJ-SS-03F


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthSide HeightL1L2
FQJ-SS-03F-15a15010045040010060
FQJ-SS-03F-20a20010050040015060
FQJ-SS-03F-30a30010060040025060
FQJ-SS-03F-40a40010070040035060
FQJ-SS-03F-20b200150500450150110
FQJ-SS-03F-30b300150600450250110
FQJ-SS-03F-40b400150700450350110
FQJ-SS-03F-50b500150800450450110
FQJ-SS-03F-30c300200600500250160
FQJ-SS-03F-40c400200700500350160
FQJ-SS-03F-50c500200800500450160
FQJ-SS-03F-60c600200900500550160
FQJ-SS-03F-40d400250700550350210
FQJ-SS-03F-50d500250800550450210
FQJ-SS-03F-60d600250900550550210
FQJ-SS-03F-80d8002501100550750210
FQJ-SS-03F-50e500300800600450260
FQJ-SS-03F-60e600300900600550260


Lower Angle Vertical Tee FQJ-XS-03G


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthSide HeightL1L2
FQJ-XS-03G-15a15010045040010060
FQJ-XS-03G-20a20010050040015060
FQJ-XS-03G-30a30010060040025060
FQJ-XS-03G-40a40010070040035060
FQJ-XS-03G-20b200150500450150110
FQJ-XS-03G-30b300150600450250110
FQJ-XS-03G-40b400150700450350110
FQJ-XS-03G-50b500150800450450110
FQJ-XS-03G-30c300200600500250160
FQJ-XS-03G-40c400200700500350160
FQJ-XS-03G-50c500200800500450160
FQJ-XS-03G-60c600200900500550160
FQJ-XS-03G-40d400250700550350210
FQJ-XS-03G-50d500250800550450210
FQJ-XS-03G-60d600250900550550210
FQJ-XS-03G-80d8002501100550750210
FQJ-XS-03G-50e500300800600450260
FQJ-XS-03G-60e600300900600550260


Horizontal Cross FQJ-PS-04A


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthEdge heightL1
FQJ-PS-04A-15a15010075010060
FQJ-PS-04A-20a20010080015060
FQJ-PS-04A-30a30010090025060
FQJ-PS-04A-40a400100100035060
FQJ-PS-04A-20b200150800150110
FQJ-PS-04A-30b300150900250110
FQJ-PS-04A-40b4001501000350110
FQJ-PS-04A-50b5001501100450110
FQJ-PS-04A-30c300200900250160
FQJ-PS-04A-40c4002001000350160
FQJ-PS-04A-50c5002001100450160
FQJ-PS-04A-60c6002001200550160
FQJ-PS-04A-40d4002501000350210
FQJ-PS-04A-50d5002501100450210
FQJ-PS-04A-60d6002501200550210
FQJ-PS-04A-80d8002501400750210
FQJ-PS-04A-50e5003001100450260
FQJ-PS-04A-60e6003001200550260


Upper vertical cross FQJ-SS-04B


Fire-proof Cables FQJ Series


ModelDimensionsInternal sectionWidth × height
Slot widthEdge heightL1L2L3
FQJ-SS-04B-15a15010075032525010060
FQJ-SS-04B-20a20010080040030015060
FQJ-SS-04B-30a30010090055040025060
FQJ-SS-04B-40a400100100070050035060
FQJ-SS-04B-20b200150800400300150110
FQJ-SS-04B-30b300150900550400250110
FQJ-SS-04B-40b4001501000700500350110
FQJ-SS-04B-50b5001501100800500450110
FQJ-SS-04B-30c300200900550400250160
FQJ-SS-04B-40c4002001000700500350160
FQJ-SS-04B-50c5002001100800500450160
FQJ-SS-04B-60c6002001200900500550160
FQJ-SS-04B-40d4002501000700500350210
FQJ-SS-04B-50d5002501100800500450210
FQJ-SS-04B-60d6002501200900500550210
FQJ-SS-04B-80d80025014001100500750210
FQJ-SS-04B-50e5003001100800500450260
FQJ-SS-04B-60e6003001200900500550260