Eaton Crouse-Hinds EMP, EMPS, and EMPX Hazardous Area Operators

The Eaton Crouse-Hinds EMP & EMPS barrel assemblies are explosionproof and dust-ignitionproof operators designed for use in hazardous areas, including:

✔ Oil refineries
✔ Chemical and petrochemical plants
✔ Offshore drilling platforms
✔ Food and beverage processing
✔ Industrial automation

These barrel assemblies are used for replacements in complete EMP units or for assembling custom-built hazardous area control stations.

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Certifications & Environmental Ratings

✅ Classifications & Approvals

• Class I, Div. 1 & 2, Groups B, C, D
• Class II, Div. 1, Groups E, F, G
• Class II, Div. 2, Groups F, G
• Class III
• II 2 G Ex d IIB + H2, T5 (ATEX Certified)
• NEMA 3, 7BCD, 9EFG
• UL1203, CSA C22.2 No. 30

✅ Environmental Protection

• Explosionproof & dust-ignitionproof
• Raintight & wet location rated
• Factory-sealed—no external sealing required

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Ordering Information – Pilot Lights

🔹 Optional LED Version: Add suffix “LED” after the color code (e.g., EMP009-J1-LED).

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Ordering Information – Pushbuttons

🔹 Optional Engraved Labels: Add legend plate marking codes:
START, STOP, RESET, RUN, EMERGENCY, TEST, JOG, FORWARD, REVERSE, HAND, AUTO, etc.

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Ordering Information – Selector Switches

🔹 Spring Return Options:

• S634 – Momentary contact clockwise, spring return to center
• S635 – Momentary contact counterclockwise, spring return to center

🔹 Key Operated Versions Available (EMP0691 – EMP0894 series)

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Ordering Information – Illuminated Pushbuttons

🔹 Optional LED Version: Add suffix “LED” after the color code (e.g., EMP0090-J1-LED).

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Ordering Information – Maintained Contact Pushbuttons

🔹 Optional Engraved Labels: STOP, RESET, EMERGENCY, etc.

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Ordering Information – Transformers for Pilot Lights

🔹 Transformers are required for voltages above 125V.

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Keyed Selector Switches – Ordering Guide

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Dimensions & Thread Specifications

✔ Standard Thread Size: ¾”-14 NPSM
✔ Available in Short and Long Assemblies
✔ Factory-Sealed Construction for Explosionproof Applications

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Why Choose Eaton Crouse-Hinds EMP & EMPS Barrel Assemblies?

✔ Explosionproof & Corrosion-Resistant – Built for hazardous areas
✔ Factory-Sealed – No additional sealing fittings required
✔ Durable Construction – NEMA 3, 7BCD, 9EFG rated for extreme environments
✔ Wide Configuration Options – Pushbuttons, selector switches, pilot lights, and more
✔ LED Lamp Options Available – Long-life indicators reduce maintenance costs

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Final Thoughts

The Eaton Crouse-Hinds EMP & EMPS barrel assemblies provide a rugged, explosionproof, and modular control solution for hazardous locations. These factory-sealed operators ensure safe and reliable operation in industrial applications, meeting the most demanding safety and environmental standards.

For industries requiring high-performance control operators in hazardous areas, the EMP & EMPS Series is the optimal choice for safety, durability, and efficiency.

The Eaton Crouse-Hinds EMPX hazardous area operators are designed for use in harsh and hazardous environments, including:
✔ Refineries
✔ Chemical and petrochemical plants
✔ Marine and offshore facilities
✔ Mining and corrosive process industries
✔ Food and beverage plants

These operators are certified for Class I, Division 1 & 2, Groups B, C, D and Class II, Division 1 & 2, Groups E, F, G, ensuring safe operation in hazardous locations.

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Certifications & Compliance

✅ Explosionproof & Dust-Ignitionproof

• Class I, Div. 1 & 2, Groups B, C, D
• Class II, Div. 1 & 2, Groups E, F, G
• Class III
• IECEx & ATEX Certified
• IP66W (Salt Spray Rated)
• Ambient Temperature Range: -50°C to +60°C

✅ Applicable Standards

• UL1203, UL50, UL508
• CSA C22.2 No. 25-1966, C22.2 No. 30-M1986, C22.2 No. 94-M91, C22.2 No. 14-13
• EN 60079-1 / IEC 60079-1, EN 60079-31 / IEC 60079-31

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Ordering Information – Pushbuttons

🔹 Thread Length Options:

• S – Small (25mm)
• M – Medium (40mm)
• L – Large (57mm)

Example Order Code: EMPXS519 (Small thread, big pushbutton with (1) NO & (1) NC contacts)

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Ordering Information – Illuminated Pushbuttons

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Ordering Information – Pilot Lights

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Ordering Information – Selector Switches

🔹 Additional Options:

• S634 – Spring return to center from clockwise
• S635 – Spring return to center from counterclockwise

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Electrical Ratings

✔ Pushbuttons & Selector Switches:

• Ui = 500V, Ith = 10A
• Breaking Capacity (AC-15):
  • 220V = 10A, 380V = 7.5A, 500V = 5A
• Breaking Capacity (DC-13):
  • 24V = 2.75A, 60V = 1.10A, 110V = 0.55A, 220V = 0.27A

✔ Pilot Lights & Illuminated Pushbuttons:

• Ui = 500V, Ith = 6A
• Breaking Capacity (AC-15):
  • 500V = 5A
• Breaking Capacity (DC-13):
  • 220V = 0.27A

✔ Selector Switches:

• Voltage Rating: 690V, 20A
• Breaking Capacity (AC-3):
  • 220-240V = 3.0 kW, 380-440V = 5.5 kW
• Breaking Capacity (DC):
  • 24V = 20A, 60V = 4.5A, 110V = 1A

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Replacement Parts & Accessories

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Why Choose Eaton Crouse-Hinds EMPX Operators?

✔ Explosionproof & Corrosion-Resistant – Designed for Class I, Division 1 & 2 hazardous areas
✔ Factory-Sealed – No additional sealing fittings required
✔ Weatherproof & Dusttight – IP66W & NEMA 4X rated
✔ Flexible Configurations – Pushbuttons, pilot lights, and selector switches available
✔ LED Lamp Options – Extended service life for pilot lights

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Final Thoughts

The Eaton Crouse-Hinds EMPX Series hazardous area operators provide rugged, explosionproof, and reliable solutions for industrial control applications. Whether used for motor control, emergency stop, or process automation, these durable operators meet global safety standards and offer customizable configurations.

For industries requiring high-performance control operators in hazardous locations, the EMPX Series is the optimal choice for safety, durability, and efficiency.