Abb endows with various types of cassettes and frames. The descriptions of various models are as follows: 1 iec cb cassette cbf- cbf panel kits are specially designed to provide a simple solution for retrofitting obsolete switchboards, construction of new switchboards and replacement of fixed circuit-breakers by withdrawal hd4 circuit-breakers and v-contact vacuum contactors. 2 ansi oem l-frame- l-frame panel kits are manufactured to meet current medium voltage industry standards. The designs are ul & csa certified, providing a modular building block approach for installation into new and existing switchgear configurations. They are used with advac and amvac [ansi] circuit breakers. Complete autocad drawings are available for easy integration.
