GPB Series - are rated for baseload and are suitable for continuous power supply where no electricity is available or in parallel with utility-supplying part of the total power required. All the models are designed for automatic operation (start/power supply/stop) and equipped with alarm/protection systems. GPS Series - are standby generator sets, consisting of 14 types, with outputs from 250 kVA to 6,000 kVA.They have been well received due to the compact and light weight design that can be installed even on rooftops or indoors, and the ease of operation and maintenance. Over 6,000 units have been already delivered.