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Replaceable
Surge Arrester
Replace surge arresters using
a hot stick within 30 seconds
Firewall is surge arrester system that enables the fast, easy, safe and cost-effective replacement of surge arresters, reducing opex costs and optimizing SAIDI and SAIFI levels.
Explanation Video
Benefits
Improves maintenance in 5 ways, lower losses in several areas showing
outstanding return on ivestments
OPEX COSTS REDUCTION
Prevents the need for the worker to get close to the risk zone, allowing teams to execute the job from the ground with a hot stick
SAFENESS IMPROVEMENT
NO MAINTENANCE COSTS
The devices do not require any maintenance on themselves over the 25 years lifespan period and do not increase any OPEX costs
Lower both the frequency and duration of outages, increase disponibility and reliability on power networks
SAIDI & SAIFI LEVELS IMPROVEMENT
Prevents the need for disconnecting the transformer to replace the arrester when the live line clamp is the same for all equipment
PREVENTS OUTAGES
LABOR COSTS REDUCTION
Allows the arrester replacement job to be done by dead line teams, prevents the need of a truck, uses less equipment and fewer people
Allows the surge arrester replacement in less than one minute, equals to only 2,5% of the original job time
TIME SAVING
The surge arrester drops when expired, allowing
the inspector to easy glance and the management to control networks protection level
EASY GLANCE SIGNALING
PREVENT HIGH-VALUE LOSSES
Allows better control and increases protection against lightning, saving transformers, reclosers and voltage regulators
Real Case Installation
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