Rockwell Automation Allen-Bradley Dialog Plus 1503D - Page 160

10-18 Troubleshooting
1560D-UM051D-EN-P – February 2005
Figure 10.2 – 1000/1300/1500/2400 Volt
Heatsink Assembly, 180/360 A
(4 Heatsinks)
Figure 10.4 – Heatsink Clamp
Gap
Centre Nut
(Do not loosen)
Indicating Washer
Locking Nut
(Do not loosen)
To remove clamp pressure, loosen
lower center nut so that the gap between
the clamp surface and the heatsink is
approximately 6 mm (0.25 in.).
Gap
Centre Nut
(Do not loosen)
Indicating Washer
Locking Nut
(Do not loosen)
To remove clamp pressure, loosen
lower center nut so that the gap between
the clamp surface and the heatsink is
approximately 6 mm (0.25 in.).
Figure 10.3 – 1000/1300/1500/2400 Volt
Heatsink Assembly, 180/360 A
(3 Heatsinks)
Heatsink 3
Heatsink 2B
Heatsink 2A
Heatsink 1
SCR 2
SCR 1
Heatsink 3
Heatsink 2B
Heatsink 2A
Heatsink 1
SCR 2
SCR 1
Heatsink 3
Heatsink 2
Heatsink 1
SCR 2
SCR 1
Heatsink 3
Heatsink 2
Heatsink 1
SCR 2
SCR 1