ERICO Practical Guide to Electrical Grounding - Manual (Page 63)

55 Chapter 3: Building Interior Bonding & Grounding
Fig. 3-10
Fig. 3-11
Fig. 3-13
Right
Hand
Weld
Left
Hand
Weld
Copper Left Hand Right Hand Weld
Bar Size Mold Part No. Mold Part No. Metal
1/4 x 2” DFRHEHLH DFRHEHRH #250
1/4 x 3 DFFHEKLH DFFHEKRH 2-#200
1/4 x 4 DFFHEMLH DFFHEMRH 3-#250
NOTE: The Following Inserts Are Required. They fit
behind the bar and become part of the mold.
Column Type Insert P/N
Standard Flange DFSTD
Wide Flange, Parallel Flange DFWFP
Wide Flange, Tapered Flange DFWFT
Connector Flush
W/Finished Face
Of Concrete
Nail To Form
3/8"-16, 1/2" Deep, 4 Holes
Plain View
Cadweld Cast Ground
Plate B1642Q
Section AA
4/0 Copper Cable
Stem Fits 1/2" Pipe
For Support And
Positioning
Cadweld RAC2Q2Q #150
A
1/2-13 x 5/8" Silicon
Bronze Bolt W/Washer
2 Required
CADWELD Type GL
2 Hole Lug
Copper Conductor,
Size To Suit
Structural Rebar
CADWELD Connection
Prefab Type RR
Copper Conductor,
Size To Suit (4/0 Max.)
CADWELD Connection,
Type SS To
B162-2Q Ground Plate
2 Hole Ground Plate
CADWELD B162-2Q
Mounted 6" Above
Finished Grade
Alt: B164-2Q 4 Hole
Ground Plate
Concrete Footing
Column
NOTES:
1. Bond Column Rebars To Footer Rebars.
2. Ground Footer Rebars To An External Ground Grid or Rod.
3. Bond Anchor Bolts To Rebars.
Factory Fabrication
Equipment Grounding Pad At Concrete Column
Fig. 3-12
Grounding Book 4/14/99 10/5/99 6:01 PM Page 55 (Black plate)