Figure 3. Relationship moments in balance The proposed crane in this paper reduces the ballast and eliminates the anchor, since it will be auto balancing''. The concept of self-balancing involves eliminating anchoring system, which is replaced by a movable counterweight as shown in Fig. 4. Figure 4.
L5-20 and L5-30 Cords â 120V. Many of the higher end portable generators have a L5-30R outlet. This is handy as it allows you to connect a L5-30P to the generator and use a multiple type 5 outlet at the other end allowing you to use 2 or 3 tools or appliances that use less than the total rated amps or 3600 watts.
When shopping for portable generators, the predominant outlets are the 5-20R and the L5-20R or L14-30R. You will find some with RV receptacles and numerous with a DC receptacle for 12volt charging. Remember to match the receptacle on your generator with the plug of the extension cord.