HRD 's UPS win oil project again in 2013!
HRD company's PS series industry UPS has assisted customer to win oil project again...
In 2012 March, customer came to find HRD and test our PS series LF UPS and place a trial order 5nos for testing. Till now, the UPS are working perfectly. Beofre that ,customer tried many other supplier's similar product all failed or not satisfied..
It has some special requriment as below:
1.Very wide input frequency range 35-70hz;
2.Input output isolated;
3.Be able to work with mositure ,dusty and hot temperature outdoor enviroment ;
4. lightning protection
5. Anti-heavy shaking the UPS is installed on truck with equipment, shifted from here and there truck.
HRD UPS a professional high end UPS manucaturer are doing the best for you to tap the market...