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NO. 156X-4-A THROUGH ROOF
ASSEMBLY WITH A PREMIUM DIE CAST PARALLEL CONNECTOR AT THE TOP END THAT
WILL ACCEPT TWO CABLES ABOVE THE ROOF. A 1/2" DIAMETER X 18" LONG ALL THREAD
BRASS ROD PROVIDES THE THROUGH ROOF TRANSITION TO A MACHINED CHOPPER ALLOY
VERTICAL CONNECTOR AT THE LOWER END OF THE ASSEMBLY. THIS ASSEMBLY IS TYPICALLY
USED AS A TRANSITION FROM ROOF TO DOWNLEAD CABLES AT LARGE EAVE OVERHANGS
OR TO BRING EXPOSED AIR TERMINALS THROUGH THE ROOF TO A CONCEALED SYSTEM.
FOR ALL CONDUCTORS THROUGH NO. 506. THIS UNIT INCLUDES 2 LEAD WASHERS,
2 FLAT WASHERS AND 2 HEX NUTS TO PROVIDE SUPPORT AND WEATHER PROOF SEAL.
NO. A156X-AS ABOVE IN ALUMINUM WITH 1/2" X 18" ALUMINUM ALL THREAD RISER FOR CABLES THROUGH NO. A37. |
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NO. 156-4-A THROUGH ROOF
ASSEMBLY SIMILAR TO ABOVE BUT WITH PREMIUM DIE CAST PARALLEL CLAMPS AT
BOTH UPPER AND LOWER ENDS.
NO. A156-AS ABOVE IN ALUMINUM WITH 1/2" X 18" ALUMINUM ALL THREAD RISER. NOTE: DIFFERENT LENGTH RISER BARS ARE AVAILABLE. CONTACT FACTORY FOR ADDITIONAL INFORMATION. NOTE: FOR BIMETAL APPLICATIONS (ALUMINUM ROOF CONDUCTORS TO COPPER DOWNLEAD CABLES), THESE UNITS COME WITH 1/2" DIAMETER STAINLESS STEEL RISERS, ALUMINUM TOP CONNECTOR AND BRONZE LOWER CONNECTOR. USE PART NO. 156XM OR 156M TO DENOTE THIS OPTION. |
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NO. 156BT-4 (-12) OR (-18)
OR (-24)-THIS THROUGH ROOF CONNECTOR ASSEMBLY IS FOR USE WHERE DOWNLEAD
CABLES ARE TO BE TERMINATED ABOVE THE ROOF DECK AND UNDER THE FINISHED
ROOF AND INSULATION. THE FLAT SURFACE BASE IS SECURED TO THE DECK WITH
SCREWS OR MASONRY ANCHORS. THE 1/2" DIAMETER RISER BAR HAS AN INTEGRAL
1" PVC SLEEVE FOR USE WITH BOOT TYPE ROOF FLASHINGS. RISER BAR LENGTHS
ARE 12", 18" OR 24" DENOTED -( ) AT THE END OF THE PART NUMBER. PREMIUM
DIE CAST CABLE CLAMPS AT TOP AND BASE ARE FOR CABLES THROUGH NO. 506.
NO. A156BT-4 (12) OR (-18) OR (-24)-AS ABOVE IN ALUMINUM FOR CABLES THROUGH NO. A37. NOTE: FOR BIMETAL APPLICATIONS WITH ALUMINUM CLAMP AT TOP, STAINLESS STEEL RISER BAR, AND BRONZE BASE CONNECTOR, ADD THE LETTER "B" IN FRONT OF THE FIRST HYPHEN IN THE CATALOG NUMBER SHOWN ABOVE. (I.E. 156BTB-4-12 ETC.) |
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NO. 156P-4 (-12) OR (-18) OR
(-24)-THIS THROUGH ROOF ASSEMBLY IS SIMILAR TO THE UNIT ABOVE EXCEPT
THE RISER PASSES THROUGH THE ROOF DECK WITH THE DOWNLEAD TERMINATION BELOW
THE ROOF. FOR CONDUCTORS THROUGH NO. 506.
NO. A156P-4 (-12) OR (-18) OR (-24)-AS ABOVE IN ALUMINUM FOR CABLES THROUGH NO. A37. NOTE: FOR BIMETAL APPLICATIONS WITH ALUMINUM CLAMP AT TOP, STAINLESS STEEL RISER BAR, AND BRONZE CONNECTOR AT LOWER END, ADD THE LETTER "B" IN FRONT OF THE FIRST HYPHEN IN THE CATALOG NUMBER SHOWN ABOVE. (I.E. 156 PB-4-12-ETC.) |
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