for Insulating Mineral Oil
Tel (916) 383-6800
This custom service, conforming to IEEE suggestions, provides regular condition reports which can supplement or eliminate some costly maintenance procedures. It combines both Gas Chromatography and physical analysis methods.
This service is especially intended for transformers, load tap changers, and oil-filled circuit breakers.
NTT TechCheckTM can be combined with numerous ASTM tests to suit your particular diagnostic and fault detection needs.
Shipments of New Mineral Oil as Received from the Refinery
New Oil Processed for Equipment Prior to Filling 345kv and Above
New Oil Received in New Equipment by Voltage Class
New Oil in Equipment After Filling and Standing Immediately Prior to Energizing
Continued Use of Service-Aged Insulating Oil by Voltage Class
Oil to be Reconditioned or Reclaimed
New Minerial Oil
New Oil After Processing and Filling Immediately Prior to Energizing
Continued use of Service-Aged Insulating Oil
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