MP80-3-1-222 Multi-way Valve

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Product details

MP80-3-1-222 is an integrated 3-spool manual multi-way valve of MP80 series. It features rated flow 80L/min, max working pressure 31.5MPa and rigid cast iron body. It is widely used for centralized hydraulic control of small and medium-sized loaders, forklifts, tractors, sanitation vehicles and light construction machinery.

Model Definition

- MP80: MP series multi-way valve with rated flow 80L/min

- 3: 3 independent control spools

- 1: Manual lever operation mode

- 222: All three spools adopt O-type neutral position function

Main Technical Parameters

- Rated Flow: 80 L/min, Peak Flow: 100 L/min

- Rated Inlet Pressure: 25 MPa

- Maximum Working Pressure: 31.5 MPa

- Number of Spools: 3 sets

- Control Mode: Manual lever with spring reset

- Neutral Function: O-type closed center

- Built-in Main Relief Valve, Pressure Adjustment Range: 16~31.5 MPa

- Port Thread Specification

- Inlet P & Return T: M24×1.5

- Working Port A/B: M20×1.5

- Body Material: HT250 cast iron

- Net Weight: 15 kg

- Working Fluid: L-HM46 / L-HM68 anti-wear hydraulic oil

- Operating Temperature: -40℃ ~ +80℃

- Recommended Filtration Accuracy: ≥10μm

Structural Features

1. Integral cast iron valve body with high rigidity, strong vibration resistance and low oil leakage.

2. Three independent spools work separately without mutual interference.

3. O-type neutral design keeps actuators stable and pressure-holding at neutral position.

4. Built-in relief valve provides effective overload protection for whole hydraulic system.

5. Check valve equipped on each working port prevents load sliding down for higher safety.

6. Precisely ground spool ensures small internal leakage and stable high-pressure performance.

7. Combined dust-proof oil seal adapts to harsh outdoor and construction site working conditions.

8. Simple bottom mounting structure supports horizontal and vertical installation.

Product Advantages

- Large flow capacity meets simultaneous operation demands of multiple hydraulic cylinders.

- High pressure resistance suitable for medium and light heavy-duty working conditions.

- Centralized control design simplifies operation and improves working efficiency.

- Stable pressure holding performance ideal for frequent start and stop operation.

- Durable structure with long service life and low failure rate.

- Perfect replacement for imported valves, effectively reduce procurement cost.

- Easy disassembly and maintenance, universal spare parts.

Application Range

1-3 ton small loaders, forklifts, agricultural tractors, sanitation dump vehicles, mini excavators, skid steer loaders and multi-circuit hydraulic power units.

Comparison with Other MP80 Models

- MP80-2-1-22: 2-spool manual valve with O-type neutral

- MP80-3-1-444: 3-spool manual valve with unloading neutral position

- MP80-4-1-2222: 4-spool manual multi-way valve

- MP80-3-2-222: 3-spool hydraulic remote control multi-way valve

Installation Instructions

Fixed by 3 sets of M8 bolt holes at the bottom. Push lever forward for port A oil supply, pull backward for port B oil supply, automatically return to neutral position after releasing. Recommended hydraulic oil viscosity: 20~100 mm²/s.

MP80-3-1-222 Multi-way Valve

I. Basic Information

• Model: MP80-3-1-222

• Type: Multi-way Valve

• Application Areas: Primarily used in agricultural machinery (such as tractors), construction machinery, and other hydraulic-controlled equipment.

II. Functions and Features

1. Multi-circuit Control:

• The multi-way valve can simultaneously control multiple hydraulic circuits, enabling complex hydraulic actions.

• The MP80-3-1-222 multi-way valve may feature multiple oil ports, allowing it to connect with multiple actuators (such as hydraulic cylinders and hydraulic motors) to achieve synchronized or sequential control of multiple actions.

2. Flow Control:

• Multi-way valves typically integrate flow control valves internally to regulate the flow rate through each oil port, thereby controlling the movement speed of actuators.

• The MP80-3-1-222 multi-way valve may offer precise flow regulation capabilities to meet the demands of various operating conditions.

3. Direction Control:

• Multi-way valves also provide direction control functions, enabling the change of hydraulic oil flow direction to control the movement direction of actuators.

• The MP80-3-1-222 multi-way valve may have multiple shifting positions to achieve complex hydraulic action sequences.

4. Durability and Reliability:

• Multi-way valves are usually manufactured from high-strength materials and undergo precision machining and rigorous quality inspections to ensure durability and reliability.

• The MP80-3-1-222 multi-way valve may offer a long service life and stable performance, capable of operating normally under harsh conditions.

III. Application Scenarios

• Agricultural Machinery: In equipment such as tractors and harvesters, multi-way valves are used to control hydraulic suspension systems, steering systems, etc.

• Construction Machinery: In equipment such as excavators and loaders, multi-way valves are used to control the movement of working devices, steering systems, etc.

• Other Hydraulic Equipment: Multi-way valves also play a crucial control role in equipment such as hydraulic presses and injection molding machines.

IV. Purchase and Usage Recommendations

1. Purchase Recommendations:

• Select the appropriate model and specification of multi-way valve based on actual needs.

• Consider whether the flow rate, pressure, and other parameters of the multi-way valve meet the requirements of the equipment.

• Choose products from reputable brands and high-quality suppliers to ensure quality and after-sales service.

2. Usage Recommendations:

• Carefully read the product manual before use to understand the working principle, operation method, and precautions of the multi-way valve.

• Regularly inspect the working status of the multi-way valve and promptly replace worn components and seals.

• Keep the multi-way valve clean and dry to prevent dust and moisture from entering and affecting performance.