D1VW030BNTW Parker Solenoid Valve 350 Bar

Product Overview

The Parker D1VW030BNTW is a direct-operated solenoid directional spool valve from the Parker D1VW family.

The D1VW platform is designed for NG06 / CETOP 03 / NFPA D03 hydraulic systems and provides direct electromagnetic flow-direction control with optimized internal passages for relatively high flow capability and low pressure loss. Parker also offers multiple spool configurations, manual overrides and soft-shift options across the series.

The exact model D1VW030BNTW is identified in Parker-related product records with:

• 030 spool
• 2-position operation
• spring offset in position b
• solenoid operation in position a
• NBR seals
• 230/240 VAC, 50/60 Hz electrical configuration.

Historical Parker cross-reference material also lists D1VW030BNTW directly, confirming it as an established D1VW ordering configuration.

Technical Specifications

D1VW030BNTW

• Model: D1VW030BNTW
• Manufacturer: Parker Hannifin
• Series: D1VW
• Product Type: Direct-operated solenoid directional spool valve
• Actuation: Direct electromagnetic actuation
• Nominal Size: DIN NG06
• Interface: CETOP 03 / NFPA D03
• Mounting Standard: DIN 24340 A6 / ISO 4401 / CETOP RP 121-H / NFPA D03
• Mounting: Subplate mounting
• Spool Code: 030
• Spool Position: 2 positions
• Spring Offset: Position “b”
• Energized Position: Position “a”
• Solenoid Configuration: Single solenoid
• Input Voltage: 230/240 VAC
• Frequency: 50/60 Hz
• Seal Material: NBR
• Maximum Operating Pressure at P/A/B: 350 bar
• Maximum T-Port Pressure: 140 bar for the AC configuration
• Maximum Series Flow: Up to 80 L/min, subject to spool-specific shift limits.
• Hydraulic Fluid: Hydraulic oil according to DIN 51524
• Permitted Viscosity: 2.8–400 cSt
• Recommended Viscosity: 30–80 cSt
• Ambient Temperature: -25 to +60 °C depending on seal configuration.
• Fluid Cleanliness: ISO 4406 Class 18/16/13.
• Recommended Mounting Position: Any position, preferably horizontal
• Body Material: Cast iron
• Electrical Connection: EN 175301-803
• Maximum Switching Frequency, AC: 7,200 operations/hour
• Duty Cycle: 100% ED
• Leakage at 50 bar: Up to approximately 10 ml/min per flow path, depending on spool
• 95% Energized Response: Approximately 40 ms for AC
• 95% De-energized Response: Approximately 75 ms for AC.
• Weight: No independently verified Parker current single-part weight is stated for the exact D1VW030BNTW configuration
• Displacement: Not applicable
• Maximum Speed: Not applicable
• Peak Pressure: No separate peak-pressure rating is specified; selection should use the 350 bar P/A/B and 140 bar T-port operating limits.

Key Technical Advantages

1. Direct-operated directional control

The D1VW uses direct electromagnetic actuation of the hydraulic spool without a separate hydraulic pilot stage.

This gives the NG06 valve a compact architecture and a direct control path suitable for industrial hydraulic directional switching. Parker explicitly identifies the D1VW as a direct-operated solenoid directional control valve.

2. 350 bar P/A/B pressure capability

The D1VW platform supports up to 350 bar at P, A and B, providing a high-pressure capability suitable for demanding industrial hydraulic circuits.

However, the AC configuration has a lower 140 bar T-port limit, which must be considered independently.

3. Defined 030 spool logic

The exact D1VW030BNTW configuration uses a 2-position spool, spring-offset to position b, and electrically operated toward position a.

This makes the complete spool configuration critical when selecting a replacement.

4. Optimized internal flow passages

Parker specifies optimized flow passages to combine high functional limits with low, energy-saving pressure drop.

Reducing unnecessary valve pressure drop can reduce hydraulic power losses and thermal loading in high-cycle equipment.

5. Up to 80 L/min family flow capability

The D1VW family is specified for up to 80 L/min, but Parker requires the appropriate spool shift limits to be considered.

The 80 L/min figure should therefore not be treated as an unconditional flow guarantee for every spool and pressure condition.

6. 230/240 VAC industrial coil

The exact D1VW030BNTW model is associated with a 230/240 VAC, 50/60 Hz solenoid configuration.

This is suitable for industrial control systems using AC solenoid outputs but is not directly interchangeable with 12 or 24 VDC versions without electrical verification.

7. Wet-pin solenoid and optional soft shifting

The D1VW architecture uses a wet-pin solenoid and supports optional soft-shift configurations for smoother spool movement.

Parker documents the use of an additional orifice at the solenoid anchor to increase shifting time and reduce hydraulic switching impact.

8. Cast-iron valve body

Parker’s D1VW product information identifies cast iron as the body material.

From a manufacturing perspective, long-term sealing and spool reliability still depend heavily on spool-to-bore clearance, concentricity, mounting-surface accuracy and internal flow geometry.

9. Standard CETOP 03 mounting for OEM replacement

The NG06 / CETOP 03 / NFPA D03 interface provides a standardized installation platform for existing manifolds and subplates.

Our replacement engineering can target true Parker D1VW interchangeability by matching:

• mounting interface
• 030 spool function
• AC coil configuration
• P/A/B/T pressure limits
• actual flow requirement
• electrical connection

Each replacement unit can then be validated through 100% simulated operating-condition testing.

Application Areas

Typical applications include:

• Hydraulic power units
• Machine tools
• Hydraulic presses
• Injection-molding auxiliary circuits
• Hydraulic clamping systems
• Automated hydraulic actuators
• Material-handling systems
• Industrial lifting equipment
• Metal-forming machinery
• OEM hydraulic manifolds
• Legacy Parker hydraulic equipment
• Industrial hydraulic control panels

The D1VW030BNTW is particularly suitable where a standard NG06/CETOP 03 valve must operate from a 230/240 VAC control system.

Expert Maintenance Tips

1. Confirm the 030 spool

Do not purchase a replacement using only the generic term D1VW.

The 030 spool code must be retained because spool geometry defines the hydraulic connection logic. Parker’s ordering information treats spool code as a core configuration parameter.

2. Verify the B-position spring offset

The D1VW030 configuration is:

Spring offset → position b

Solenoid energized → position a

The machine’s actual actuator behavior should be checked against the original hydraulic schematic during commissioning.

3. Confirm 230/240 VAC power

The exact model uses 230/240 VAC, 50/60 Hz.

Verify:

• supply voltage
• AC/DC type
• frequency
• coil identification
• connector condition

before applying power.

4. Monitor T-port back pressure

The P/A/B maximum pressure is 350 bar, while the AC T-port limit is only 140 bar.

This is particularly important when several directional valves share a common return line.

5. Size flow using the spool shift limit

Although the D1VW family can reach 80 L/min, Parker specifies that actual shift limits depend on spool configuration and flow balance. Under unbalanced flow conditions, the permissible flow can be significantly lower. A P-port plug-in orifice may be used to restrict excessive flow where required.

6. Maintain hydraulic cleanliness

The specified contamination level is ISO 4406 Class 18/16/13.

Contamination can cause:

• spool sticking
• delayed switching
• increased leakage
• unstable switching behavior
• abnormal pressure drop

7. Inspect the mounting surface and O-rings

During replacement, inspect:

• mounting surface
• O-rings
• mounting holes
• manifold flatness
• port cleanliness
• fastening condition

Parker’s installation documentation gives a reference fastening arrangement of 4 × M5 × 30, ISO 4762-12.9, 7.6 Nm ±15%.

8. Check AC coil temperature correctly

AC solenoid heating should be evaluated together with:

• supply voltage
• current
• switching frequency
• ambient temperature
• connector condition

Coil temperature alone is not sufficient evidence of electrical failure.

9. Perform complete dynamic validation

After replacement, recommended testing includes:

• 230/240 VAC electrical verification
• spool-position verification
• energized/de-energized directional testing
• P/A/B/T pressure measurement
• flow measurement
• T-line back-pressure measurement
• pressure-drop evaluation
• repeated switching
• thermal stabilization
• continuous cycling

Our OEM replacement products can undergo 100% simulated operating-condition testing to verify mechanical fit, electrical compatibility, spool function and hydraulic performance before shipment.