Utility relay company is a leading manufacturer of microcontroller based true rms solid state trip units for ac and dc power circuit breakers.
Utility relay company ac pro.
When utility relay company designed the ac pro ii we decided to use the new enhanced version of the ul mark so we would be compliance with any future ul regulations.
The end result is an extensive line of retrofit kits that both provide reliable protection and are easy to install.
Utility relay company is a leading manufacturer of microcontroller based true rms solid state trip units for ac and dc power circuit breakers.
See the communication instruction manual for more information.
The safety us ca wording on the ul label designates that our product has been evaluated to united states and canadian safety requirements.
Utility relay company is a leading manufacturer of microcontroller based true rms solid state trip units and trip unit retrofit conversion kits for ac and dc power circuit breakers.
Each of these protective features can be turned on or off at any time except for the long time setting.
Utility relay company is a leading manufacturer of microcontroller based true rms solid state trip units for ac and dc power circuit breakers.
The pt module provides breaker 3 phase voltage information and also provides power for the trip unit independently from the cts.
If you do not see the system frequency you need listed please click here to submit a product request.
The ac pro comes standard with long time short time instantaneous ground fault and phase unbalance protections.
Utility relay company is a leading manufacturer of microcontroller based true rms solid state trip units for ac and dc power circuit breakers.
The ac pro trip unit is a solid state true rms sensing overcurrent device for use on 600 volt class circuit breakers.
The following video shows the proper procedure to upload settings given from an older ac pro to an ac pro ii using the infopro software in place of manual entry.
Based in the united states utility relay company is a leading designer manufacturer and marketer of microcontroller based true rms solid state trip units and trip unit retrofit conversion kits.
Products ac pro ac pro.