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Cable Tray Manual Cooper B-Line, Inc
Appendix Sheet 1
TABLE I
TEMPERATURE RISE TESTS, CABLE TRAY CONNECTORS,
CLASS II ALUMINUM LADDER CABLE TRAY
TABLE II
TEMPERATURE RISE TESTS, CABLE TRAY CONNECTORS,
CLASS II STEEL LADDER CABLE TRAY
Test Connector Data
Current Test I
2
TC1 C2 C3
Amps Time
And Cycles mult. Type No. & Temp. Type No. & Temp. Type No. & Temp.
Fuse by Of Type Rise Of Type Rise Of Type Rise
Size* 10
6
Connector Bolts °C Connector Bolts °C Connector Bolts °C
1,980 52 3.4 Adj. Vert. 4 2 No. 6 CU AL-CU 10 Rigid 2 3
200A, FU 1 Bolt** Bond Lugs
1,970 394 25.5 Adj. Vert. 4 9 No. 6 CU AL-CU *** Rigid 2 15
400A, FU 1 Bolt** Bond Lugs
1,960 8100 51.8 Adj. Vert. 4 18 Rigid 4 23 Rigid 2 32
400A, FU 1 Bolt**
12,000 120 288 Adj. Vert. 4 94 Adj. Vert. 4 89 Rigid 4 81
2 Bolts** 2 Bolts**
12,000 123 295 Rigid 4 70 Rigid 4 87 Rigid 4 85
34,000 13 250 Rigid 4 71 Rigid 4 57 Rigid 4 69
Test Connector Data
Current Test I
2
TC1 C2 C3
Amps Time
And Cycles mult. Type No. & Temp. Type No. & Temp. Type No. & Temp.
Fuse by Of Type Rise Of Type Rise Of Type Rise
Size* 10
6
Connector Bolts °C Connector Bolts °C Connector Bolts °C
7,900 Adj. Vert. 3/0 CU AL-CU Rigid
1,200A 66 69 1 Bolt** 4 6 Bond Lugs 18 Clean 2 8
Fuse Steel Steel
7,900 Rigid 3/0 CU AL-CU Rigid
1,200A 82 85 Corroded 4 10 Bond Lugs 22 Clean 2 9
Fuse Steel Steel
12,000 120 288 Rigid 2 50 3/0 CU AL-CU 104 Rigid 2 32
Corroded Nylon Bond Lugs Clean Steel
12,000 124 297 Rigid 4 40 Rigid 4 46 Rigid 4 21
Corroded Steel Corroded Lugs Clean Steel
34,600 14 280 Rigid 2 34 3/0 CU AL-CU 75 Rigid 2 29
Corroded Nylon Bond Lugs Clean Steel
34,400 14 276 Rigid 4 28 Rigid 4 35 Rigid 4 20
Corroded Nylon Corroded Steel Clean Steel
* Test current was interrupted in a predetermined time when a fuse was not used.
** 1 or 2 Bolts - Number of bolts installed on the adjustable vertical connector hinge.
*** The No. 6 bonding jumper melted and opened the circuit when protected by 400A fuse.
(See Page 29 - Figure 1 for Temperature Rise Test illustration)