Description
Stationary Contact Selector Switch W/Upgrade tip material and Silver plated or Siemens (Allis-Chalmers) TLH21 (TLC21) series Load Tap Changer
(New Aftermarket Contacts)
Quantity Per 3-Phase Tap Changer: 27
Siemens TLH21 Isolated Upgrade Stationary Contact Selector Switch Silver Plated
Stationary Contact Selector Switch Silver Plated
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Related Information
Maintain Your Load Tap Changers to Avoid Costly Transformer Downtime
When an LTC fails, the entire transformer is out of service, which can result in the loss of thousands of dollars every hour. […]