Controls on differing models are as follows:

• DS3K* and DSL5BK* are direct operated.
• DSP5RK*, DSP5K*, DSP7K*, DSP8K* and DSP10K* are pilot operated.

Key technical details of the D*K* series include:

• Maximum flow rating: 1100 litres/minute (290.6 gallons/minute)
• Maximum standard pressure: 350 bar (5076 psi)