Clutch The KTM 250 EXC-F employs the KTM-developed DDS clutch (damped diaphragm steel) with a wear-free steel basket and extremely heat resistant clutch plates and new, nitrated steel liners. This clever design employs a diaphragm spring instead of the usual coil springs, making for considerably easier clutch action.
The difference between active and passive solar water heating systems is that active systems have circulating pumps and controls, while passive systems do not. Although passive systems are usually not as expensive as active systems and can last longer, they are generally less eficient.
In order for your conventional 150 litre electric geyser to heat 300 litres it will need to work on a cycle and heat the extra body of water as well. How does Solar Water Heating Work? Solar water heating systems include storage tanks and solar collectors. solar water heater is a combination of three elements: 1. A solar collector is an energy device that is designed to absorb solar radiation and transfer the energy to the energy transfer fluid or material passing through the collector.