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Lightning density world map
Technologies

Firewall
Replace surge arresters using a hot stick in 30s

A surge arrester system which allows live line replacement within 30 seconds with a hot stick by dropping the arrester when spent

Combi Unit
Save transformers by protecting them 100% even when your arrester is spent

EM DESENVOLVIMENTO
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
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