Abb Type R Circuit Breaker

2 27 1999 5 33 24 am.

Abb type r circuit breaker.

Abb recognizes the industry s focus on safety and reliability and helps meet these goals with the r mag circuit breaker for medium voltage primary substations. Based on magnetic actuation the r mag has fewer moving parts and is mechanically simpler than breakers with traditional spring mechanisms. A retrofit solution for existing operating mechanism ahma is a reliable and economic option to. Mechanism and compartment detail rear view latch check switch push to close bar spring charge m right closing spring manual charge device figure 5b.

The type r and type v vacuum circuit breaker trays are the industrial application of the type r and type v outdoor circuit breakers. The high voltage compartment the mounting provisions and the low voltage compartment. They are primarily used by utilities for. The operating mechanism ahma is one of the key components to ensure a high availability and relia bility of the circuit breaker elf sp.

Abb might be done or of the possible hazardous consequences of each. Mechanism details cover removed front view 15 figure 5a. Type r is used for applications at 15 kv or 27 kv and type v for applications at 38 kv. The type r mag vacuum breaker is a high voltage three phase device incorporating three vac uum interrupters gang operated by a magnetic actuator.

The low voltage internal circuitry connects the devices in the low voltage compartments with the con trol power. All components at line potential are contained in the high voltage hv section and are completely. Type r 27 kv instructions for vacuum circuit breaker created date. Abb s type r vacuum circuit breaker meets all applicable ansi nema standards.

Modified for use on all type r breakers and all esva recloser designs. It is the new mechanism with the new transfer link usable on all es esm and esv reclosers as well as newer design type r breakers and esva reclosers manufactured after march of 1983. Abb s type v vacuum circuit breaker meets all applicable nema ansi. Some of the devices are the heaters charg ing motor trip and close coils and relays.

The type r vacuum circuit breaker is made up of three basic sections. These designs are to be used for indoor applications. This breaker should be installed within the design limitations as described on. Together with the optional relaying and current transformers the breaker will sense an overload and automatically open.

Style 279c693g06 this is a complete mechanism. Mechanism front view.