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1 Technical Parameters

No.	Item	Unit	Value
1	Ambient temperature	°C	0-40
2	Installation site		Indoor
3	Working medium of pressure vessel		Emulsion
4	Useful diameter of pressure vessel	mm	300
5	Useful depth of pressure vessel	mm	400
6	Max. working pressure	MPa	300
7	Max. working pressure of hydraulic station	MPa	31.5
8	Hydraulic medium		No.46 antiwear hydraulic oil (in summer) No.32 antiwear hydraulic oil (in winter)
9	Max. working temperature of hydraulic oil	°C	≤55
10	Power	KW	15.75
11	The colour of equipment		Blue
12	Weight of complete machine	t	7
13	Overall dimensions of main body length × width × height	mm	1300 × 775 × 2580
14	Floor space(including hydraulic station) length × width	mm	1975× 1300

2 Main parts and technical requirements

2.1 Equipment should include following elements.

Pressure vessel and framework

Hydraulic system

Cooling system

Control system

2.2 Pressure vessel and framework

2.2.1 Pressure vessel and pressurization vessel are all wound by Prestressed steel wires.

2.2.2 Framework is wound by prestressed steel wires.

2.2.3 The seal of pressure vessel should be secure and reliable.

2.3.1 Adopt the high pressure pump produced by Shanghai High Pressure Hydraulic Pump Factory CO., LTD., complete machine is specially manufactured by KOMPASS Kang-hydranlic chaotian (China) co., Ltd. with excellent technologies and reliable quality.

2.3.2 Adopt the pressurization oil cylinder with high efficiency and low fault rate, and don’t expose high pressure pipeline.

2.3.3 Working medium and drive medium are isolated

2.3.4 Complement working medium to pressure vessel automatically.

2.4 Cooling system

2.4.1 Adopt the water cooling plant to cool down hydraulic oil medium.

2.4.2 If the equipment needs produce continuously, please prepare circulating cooling water.

2.5 Control system

No.	Control function	definition
1	Control interface
	Text screen + Membrane switch	Display, Set, Operate
	Buttons	Function keys
2	Air-out
	Air-out time	Could be set
3	Pressurization
	Time	If the vessel is empty, pressurization from 0 to 250Mpa needs 60s about.
4	Holding pressure
	Target pressure value	Adjustable
	Holding pressure time	Adjustable
	Measuring accuracy of high pressure	+-0.5MPa
5	Depressurization
	Depressurization speed	Fast speed depressurization
6	Data
	Setting pressure value, pressure-holding time	Could display
	Real-time pressure value, remaining pressure-holding time	Could display
	Technological parameters	Could store
7	Emergency operation
	Emergency stop	Yes

2.6 Product structure and appearance requirements

2.6.1 All parts of air channel, oil way, waterway components should be sealed reliably. Seal components are not easy to be tacky and be deformed under moist heat condition, aging under high temperature and hardened under low temperature.

2.6.2 All parts of air channel, oil way, waterway components should be not lose seal capability and easy to be replaced.

2.6.3 The smeared coating of appearance should be smooth and glossy and the colour is symmetrical.

2.6.4 Security and environmental protection requirement should meet the related regulations and standards of the State.