Rockwell Automation Allen-Bradley Dialog Plus 1503D User Manual

10-24 Troubleshooting
1560D-UM051D-EN-P – February 2005
Figure 10.15 – 6900V SCR Replacement, 180/360 A
Figure 10.14 – 6900V Heatsink Assembly, 180/360 A
Positioned on bench for SCR replacement
Heatsink 4
Heatsink 6
Heatsink 3
Heatsink 2
Heatsink 1
SCR1, SCR2 and SCR5 are a matched set.
SCR3, SCR4 and SCR6 are a matched set.
SCR 2
SCR 1
SCR 4
SCR 3
SCR 5
SCR 6
Heatsink 5
Heatsink 7
Spacer block (must be flat):
Minimum Height = 30 mm (1.25 in.)
Maximum Width = 200 mm (8.0 in.)
Minimum Length = 400 mm (16.0 in.)
Heatsink 4
Heatsink 6
Heatsink 3
Heatsink 2
Heatsink 1
SCR1, SCR2 and SCR5 are a matched set.
SCR3, SCR4 and SCR6 are a matched set.
SCR 2
SCR 1
SCR 4
SCR 3
SCR 5
SCR 6
Heatsink 5
Heatsink 7
Spacer block (must be flat):
Minimum Height = 30 mm (1.25 in.)
Maximum Width = 200 mm (8.0 in.)
Minimum Length = 400 mm (16.0 in.)
Do not loosen
Centre Nut
Locking Nut
(Do not adjust)
Indicating Washer
Do not loosen
Gap
To remove clamp pressure, loosen lower
centre nut so that the gap between the
clamp surface and the heatsink is
approximately 6 mm (0.25 inch).
A 21-mm open end wrench is required.
Do not loosen
Centre Nut
Locking Nut
(Do not adjust)
Indicating Washer
Do not loosen
Gap
To remove clamp pressure, loosen lower
centre nut so that the gap between the
clamp surface and the heatsink is
approximately 6 mm (0.25 inch).
A 21-mm open end wrench is required.

Rockwell Automation Allen-Bradley Dialog Plus 1503D Specifications

General

Brand	Rockwell Automation
Model	Allen-Bradley Dialog Plus 1503D
Category	Controller
Language	English