Appendix 2
United Kingdom
Examples of hydraulic simulators
1.
Towed vehicle simulator
1.1.
Supplementary line towed vehicle simulator
coupling head, supplementary line (female coupling ISO 16028:2006)
pressure test port
pressure transducer
flexible pipe acc. to EN853:2007 with internal diameter 12,5 mm
hydraulic accumulator (pre-charge pressure: 1 000 kPa)
bleeding screw
bleeding device
orifice
flexible pipe with internal diameter 10 mm
return to tractor tank
1.2.
Control line towed vehicle simulator
coupling head, control line (female coupling ISO 5676:1983)
port for pressure gauge or pressure transducer
flexible pipe acc. to EN853:2007 with internal diameter 10 mm
rigid pipe with internal diameter 10 mm
pressure transducer
bleeding screw
cylinder/s (*)
2.
Tractor simulator
filters
pump
pressure transducers
control line relief valve
supplementary line relief valve
3 way solenoid valve
flow regulator
proportional modulation valve
coupling head, supplementary line (male coupling ISO 16028:2006)
coupling head, control line (male coupling ISO 5676:1983)
electrical connection (female ISO 7638:2003)