SOFTWARE GP- 3858109 - Caterpillar

Table 4
Replacing CM-Series Circuit Breakers with R-Series Circuit Breakers    
    CM-Series     R-Series    
Frame Rating     Former Group Part Number     Replacement Group Part Number (1)     Parts to Order     Quantity    
3200 (IEC)     105-7935 Circuit Breaker As     252-7533 Circuit Breaker Gp
    252-7457 Bus Assembly     1    
252-7529 Circuit Breaker As 1    
252-7539 Circuit Breaker and Mounting Group 5P-1075 Hard Washer 24    
5S-7383 Bolt 12    
6V-8801 Nut 12    
8T-4121 Hard Washer 44    
8T-4133 Nut 16    
8T-4185 Bolt 16    
8T-6466 Bolt 12    
9Y-4275 Film 1    
106-7697 Circuit Breaker Bar 2    
106-7716 Circuit Breaker Bar 3    
106-7718 Circuit Breaker Bar 1    
261-4926 Bus Bar 1    
261-4927 Bus Bar 2    
( 1 ) Part numbers in this column are not serviceable. Order the parts listed in the next column to the right.
Table 5
Required Parts    
Description     Former Part Number     Replacement Part Number    
Mounting Gp - Bracket     122-0319     252-7525    
Panel Assembly     122-0317     252-7535    
Table 6
Accessories    
Description     Former Part Number     Replacement Part Number    
(Aux Contacts)     105-7932     244-9825    
(Shunt Trip, 24VDC)     105-7938     244-9861    
Table 7
Example: CM-Series to R-Series Field Retrofit Requirements    
Part Description     Quantity     Refer to    
Mounting Gp (P/N by breaker frame rating     1     Table 1 - Table 4    
Mounting Gp - Bracket (252-7525)     1     Table 5    
Panel Gp (252-7535)     1     Table 5    
Accessories     As needed     Table 6    Additional circuit breaker part numbers (for example, those used in Custom product) are involved in this change and may require new mounting and panel group part numbers. Additions to this guide will be made accordingly.A similar guide for replacing CK-Series Circuit Breakers (and accessories) with P-Series Circuit Breakers will be published Fourth Quarter 2004.For the latest additions to this guide, consult your Caterpillar Dealer.