The S1 Solar 10 pump unit is a high quality, European manufactured, sinlge line solar pump group with 1" (180mm) solar circulating pump. Supplied fully assembled and leak tested. This unit is designed for fast instalaltion by the plumber and the simple controller allows for easy usage and understanding by the end user.

S1 Solar 10 Pump Unit Details

• Flowmeter with flow regulator, filling point and draining point
• ST solar circulating pump with plug in cable
• Flanged 3-way DN20 ball valve with 10mbar non-return valve - NRV can be made in operable by turning handle 45°
• Blue coded temperature gauge (0°C to 120°C)
• Safety unit with 6 bar safety valve, 63mm diameter manometer and 3/4" flat faced BSP connection for linking in expansion vessel
• Pipe connections are 3/4" flat faced BSP to allow for direct fitting of DN16 flexi pipe.
• EPP insulation box with dimensions 155mm x 425mm x 150mm

STDC Controller Details

All S1 Solar 10 solar pump units come with a pre-fitted and prewired STDC, single relay solar controller. The Wilo pump has a quick release molex plug that allows the from cover of the pump unit tot be completely removed during installtion.

Compact design High-contrast lighted display with extensive full-text and graphic mode Self-explanatory operation via 4 softkey entry keys Support for initial parameter setting with integrated setup assistants Various collector, storage and frost protection programs Special start logic for vacuum tube collectors and self-dumping systems Data storage unit with comprehensive statistics and graphic analysis for long-term monitoring of the system Function control by simple heatmetering Error memory and analysis with date and time Menu blocker against unintentional setting changes can be activated in important menus Attractive housing (H 115mm W 86mm D 45mm) with various installation possibilities.

The controller is suitable for use with 8 different heating systems: standard solar array with storage tank, solar array with swimmingpool, solid-fired boiler with reservoir, reservoir transfer, heating circuit return lift, thermostat function, universal DeltaT, stop valve.