SKU: S55

Stainless Steel Petrochemical Normally Closed Zero Differential Solenoid Valve

From $423.50

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A high flow valve with a 316 Stainless Steel forged body and stainless steel operator. Suitable for low head and zero head applications. Available in various seat materials including Viton (standard), Silicone, Neoprene, EPDM & Nitrile (contact us for any seals other than standard). Liquids to 40cst viscosity. Standard coil is weatherproof to IP65 and has LED illuminated plug. Typical Applications include: Petrochemical, diesel farms, vacuum packaging, tank drain or low pressure service & general industry. Threads conform to ISO 7.1 Sealing Threads.

Model Port Size BSP Orifice ømm CV Pressure (BAR) Media Temperature Repair Kit Coil Specifications
S55-3-15-*V 3/8 15 4.5 0 to 10 -10°C to 100°C RK-S55-4-V SC-C2
24.4 Volt Amps
24 Watts
Class F Insulation
100% ED
S55-4-15-*V ½ 15 4.5 0 to 10 -10°C to 100°C RK-S55-4-V
S55-5-20-*V ¾ 20 9.3 0 to 10 -10°C to 100°C RK-S55-5-V
S55-6-25-*V 1 25 13.2 0 to 10 -10°C to 100°C RK-S55-6-V
S55-7-35-*V 1 ¼ 35 26 0 to 10 -10°C to 100°C RK-S55-8-V
S55-8-35-*V 1 ½ 35 26 0 to 10 -10°C to 100°C RK-S55-8-V
S55-9-50-*V 2 50 48 0 to 7 -10°C to 100°C RK-S55-9-V

*Voltages available; 12vDC, 24vDC, 24vAC, 110vAC, 240vAC, 415vAC

For Installation and Maintenance instructions please click here or find in our References section under Valve Installation and Maintenance for Solenoid Valves.

316 Stainless Steel Normally Closed Zero Differential Solenoid Valve

Model A B C D E F G H Weight Kg
S55-3-15-*V 75 52 103 56 70 37 3/8 14.5 1.00
S55-4-15-*V 75 52 103 56 70 37 1/2 14.5 1.00
S55-5-20-*V 85 60 114 56 70 37 3/4 18 1.25
S55-6-25-*V 100 70 120 56 70 37 1 23 1.50
S55-7-35-*V 120 90 140 56 70 37 1 1/4 33 2.85
S55-8-35-*V 120 90 140 56 70 37 1 1/2 33 2.85
S55-9-50-*V 150 120 160 56 70 37 2 40.5 4.80

All dimensions in mm.

316 Stainless Steel Normally Closed Zero Differential Solenoid Valve

Item Article Material
1 Armature Stainless Steel 304
2 Plunger Stainless Steel 304
3 Coil Brass Wire
4 Plunger Seat Viton
5 Spring Stainless Steel 304
6 Valve Body 316 Stainless Steel
7 Diaphragm Viton
8 Leak proof Ring Viton

Size 3/8" to 2" BSP
Function Normally Closed (power to open)
Valve Operation Coupled Diaphragm
Body 316 Stainless Steel
Seat FKM
Pressure Range 0 to 10 BAR
Media Petrochemical

  1. What is a Stainless Steel Petrochemical Normally Closed Zero Differential Solenoid Valve, and what are its primary applications in petrochemical industries?

    • A Stainless Steel Petrochemical Normally Closed Zero Differential Solenoid Valve is a specialized valve used in petrochemical applications to control the flow of fluids. It is typically closed when not energized and opens when an electrical current is applied. These valves find primary applications in regulating the flow of various petrochemical fluids in processes such as refining, storage, and distribution.

  2. Why is stainless steel commonly chosen as the material for this type of solenoid valve in petrochemical applications?

    • Stainless steel is preferred for its excellent corrosion resistance and durability in harsh petrochemical environments. It can withstand exposure to aggressive chemicals and high temperatures, making it a suitable choice for ensuring the longevity and reliability of the valve in such conditions.

  3. What are the key features and benefits of using Stainless Steel Petrochemical Normally Closed Zero Differential Solenoid Valves in petrochemical processes?

    • These valves offer rapid response times, precise control, and the ability to shut off fluid flow completely when de-energized. Their stainless steel construction enhances resistance to corrosion, ensuring the integrity of petrochemical systems and preventing leakage.

  4. How does a normally closed zero differential solenoid valve operate, and what is its role in controlling fluid flow in petrochemical systems?

    • A normally closed zero differential solenoid valve remains closed when no electrical current flows through it. When energized, it creates a magnetic field that lifts the valve plunger or disc, allowing fluid to pass through. It serves as a reliable and efficient control element in petrochemical systems for starting and stopping fluid flow as needed.

  5. What distinguishes a normally closed zero differential solenoid valve from other types of solenoid valves, and why might it be preferred in certain petrochemical applications?

    • The "normally closed" designation means that the valve is in the closed position when not activated. This configuration is ideal for safety-critical applications where it's essential to have fail-safe operation. In petrochemical processes, preventing unintended fluid flow or leakage is paramount, and normally closed valves provide this security.

S55

Stainless Steel Petrochemical Normally Closed Zero Differential Solenoid Valve

Features:

Size 3/8" to 2" BSP
Function Normally Closed (power to open)
Valve Operation Coupled Diaphragm
Body 316 Stainless Steel
Seat FKM
Pressure Range 0 to 10 BAR
Media Petrochemical

Description:

A high flow valve with a 316 Stainless Steel forged body and stainless steel operator. Suitable for low head and zero head applications. Available in various seat materials including Viton (standard), Silicone, Neoprene, EPDM & Nitrile (contact us for any seals other than standard). Liquids to 40cst viscosity. Standard coil is weatherproof to IP65 and has LED illuminated plug. Typical Applications include: Petrochemical, diesel farms, vacuum packaging, tank drain or low pressure service & general industry. Threads conform to ISO 7.1 Sealing Threads.

Model Port Size BSP Orifice ømm CV Pressure (BAR) Media Temperature Repair Kit Coil Specifications
S55-3-15-*V 3/8 15 4.5 0 to 10 -10°C to 100°C RK-S55-4-V SC-C2
24.4 Volt Amps
24 Watts
Class F Insulation
100% ED
S55-4-15-*V ½ 15 4.5 0 to 10 -10°C to 100°C RK-S55-4-V
S55-5-20-*V ¾ 20 9.3 0 to 10 -10°C to 100°C RK-S55-5-V
S55-6-25-*V 1 25 13.2 0 to 10 -10°C to 100°C RK-S55-6-V
S55-7-35-*V 1 ¼ 35 26 0 to 10 -10°C to 100°C RK-S55-8-V
S55-8-35-*V 1 ½ 35 26 0 to 10 -10°C to 100°C RK-S55-8-V
S55-9-50-*V 2 50 48 0 to 7 -10°C to 100°C RK-S55-9-V

*Voltages available; 12vDC, 24vDC, 24vAC, 110vAC, 240vAC, 415vAC

For Installation and Maintenance instructions please click here or find in our References section under Valve Installation and Maintenance for Solenoid Valves.

.

Stainless Steel Petrochemical Normally Closed Zero Differential Solenoid Valve

S55

Dimensions:

316 Stainless Steel Normally Closed Zero Differential Solenoid Valve

Model A B C D E F G H Weight Kg
S55-3-15-*V 75 52 103 56 70 37 3/8 14.5 1.00
S55-4-15-*V 75 52 103 56 70 37 1/2 14.5 1.00
S55-5-20-*V 85 60 114 56 70 37 3/4 18 1.25
S55-6-25-*V 100 70 120 56 70 37 1 23 1.50
S55-7-35-*V 120 90 140 56 70 37 1 1/4 33 2.85
S55-8-35-*V 120 90 140 56 70 37 1 1/2 33 2.85
S55-9-50-*V 150 120 160 56 70 37 2 40.5 4.80

All dimensions in mm.

.

Stainless Steel Petrochemical Normally Closed Zero Differential Solenoid Valve

S55

Construction:

316 Stainless Steel Normally Closed Zero Differential Solenoid Valve

Item Article Material
1 Armature Stainless Steel 304
2 Plunger Stainless Steel 304
3 Coil Brass Wire
4 Plunger Seat Viton
5 Spring Stainless Steel 304
6 Valve Body 316 Stainless Steel
7 Diaphragm Viton
8 Leak proof Ring Viton

WARNING

These products are intended for use in industrial applications only. Do not use these products where pressures and temperatures can exceed those listed under ‘Technical Data’ and in our individual ‘Series’ data sheets. Before using these products with fluids other than these specified, for non-industrial applications, life-support systems, or other applications not within published specifications, consult Hawleys Through misuse, age, or malfunction, components used in industrial valve applications can fail in various modes. The system designer is warned to consider the failure modes of all component parts used in industrial valve applications and to provide adequate safeguards to prevent personal injury or damage to equipment in the event of such failure. System designers must provide a warning to the user in the system instructional manual if protection against a failure mode cannot be adequately provided. System designers and end users are cautioned to review specific warnings or specifications found in instruction sheets or labels packed or attached and shipped with the products. Our policy is one of continuous research and development. We therefore reserve the right to amend without notice the specifications given in this document or our individual ‘Series’ data sheets.

WARRANTY INFORMATION

All valve series and other products manufactured or distributed by Hawleys are warranted by Hawleys to be free of defects in material and workmanship for a period of 1 year from the date of purchase or as the manufacturer warrants. Hawleys obligation under this warranty is limited to repair or replacement of the defec1ive product or refund of the purchase price paid solely at the discretion of Hawleys and provided such defective product is returned to Hawleys freight prepaid and upon examination by Hawleys such product is found defective. This warranty shall be void in the event that the product has been subject to misuse, misapplication, improper maintenance, modification or tampering. This warranty is expressed in lieu of all other warranties, expressed or implied from Hawleys representatives or employees. Hawleys reserves the right to change Valve and Brochure specifications without notice.