Recloser Replaces Substation Breaker Case Study Solution The utility decided to replace the breaker with a G&W Electric 15kV Viper ® -S Reclosers with SEL-351S controls. The G&W Electric solution provided many benefits to the customer. Its 800A continuous and 960A eight hour overload rating was more than enough for the current and future loads of the circuit. Its maintenance free design allows the utility to eliminate future maintenance outages that a breaker would have required. In addition, the use of the popular, off-the-shelf SEL-351S control was a big benefit. The customer had been using the SEL-351S as a substation relay already and was very familiar with its operation. This eliminated any need for retraining of operations personnel and added a comfort factor to the produ

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