The Eaton Crouse-Hinds EDS & EFS Series Explosionproof Control Stations are designed for hazardous environments where explosionproof protection is required for pushbuttons, selector switches, pilot lights, fire alarms, and motor controls.
These control stations are commonly used in:
✔ Petroleum refineries
✔ Chemical & petrochemical plants
✔ Offshore drilling & marine facilities
✔ Grain processing & combustible dust areas
✔ Industrial & manufacturing sites
Description
Certifications & Environmental Ratings
| Certification | EDS Series | EFS Series |
|---|---|---|
| Explosionproof & Dust-Ignitionproof | ✅ Yes | ✅ Yes |
| Class I, Division 1, Groups B, C, D | ✅ Yes | ✅ Yes |
| Class I, Division 2, Groups B, C, D | ✅ Yes | ✅ Yes |
| Class II, Division 1, Groups E, F, G | ✅ Yes | ✅ Yes |
| Class II, Division 2, Groups F, G | ✅ Yes | ✅ Yes |
| Class III | ✅ Yes | ✅ Yes |
| NEMA Rating | NEMA 3, 7BCD, 9EFG | NEMA 3, 7BACD, 9EFG |
| UL Standard Compliance | UL1203 | UL1203 |
| Material | Feraloy iron alloy | Copper-free aluminum (Canada) |
| Standard Finish | Electrogalvanized & aluminum acrylic paint | Natural aluminum finish |
Ordering Information – EDS Explosionproof Control Stations
1. Pushbutton Stations
| Number of Devices | Dead-End Model | Through-Feed Model | Description |
|---|---|---|---|
| 1 | EDS2110 | EDSC2110 | Single Pushbutton |
| 2 | EDS2210 | EDSC2210 | Two Pushbuttons (Start-Stop) |
| 3 | EDS2310 | EDSC2310 | Three Pushbuttons (Custom Configuration) |
🔹 Color Options: Green (Start), Red (Stop), Black (Standard)
🔹 Legend Options: START, STOP, EMERGENCY, RESET, HAND, AUTO, FORWARD, REVERSE
2. Selector Switch Stations
| Type | Dead-End Model | Through-Feed Model | Function |
|---|---|---|---|
| 2-Position Selector Switch | EDS2410 | EDSC2410 | Maintained (Hand-Auto) |
| 3-Position Selector Switch | EDS2510 | EDSC2510 | Maintained (Forward-Off-Reverse) |
| Key-Operated Selector Switch | EDS2610 | EDSC2610 | Key Removable in All Positions |
🔹 Spring Return Options:
- S634 – Spring return from right
- S635 – Spring return from left
- S842 – Spring return from both directions
3. Pilot Light Stations
| Voltage | Dead-End Model | Through-Feed Model | Available Colors |
|---|---|---|---|
| 120V | EDS2710 | EDSC2710 | Red (J1), Green (J3), Amber (J6), Blue (J11) |
| 240V | EDS2810 | EDSC2810 | Red (J1), Green (J3), Amber (J6), Blue (J11) |
| 480V | EDS2910 | EDSC2910 | Red (J1), Green (J3), Amber (J6), Blue (J11) |
🔹 Transformer Options:
- T2 – 240V
- T4 – 480V
- T5 – 600V
Ordering Information – EFS Fire Alarm Control Stations
1. Fire Alarm Pushbutton Stations
| Hub Size | Dead-End Model | Through-Feed Model | Description |
|---|---|---|---|
| ¾” | EFS21095 | EFSC21095 | Fire Alarm Pushbutton |
🔹 Tamper-Resistant Design – Prevents accidental activation
🔹 Legend Options: “FIRE ALARM” standard engraving
2. Fire Alarm & Indicator Stations
| Function | Catalog Number | Description |
|---|---|---|
| Fire Alarm Pushbutton + Pilot Light | EFS21095-J1 | Explosionproof fire alarm station with red LED |
| Fire Alarm Reset Switch | EFS24095 | Key-operated reset switch |
🔹 LED Pilot Light Options:
- J1 – Red (Alarm)
- J3 – Green (System Normal)
3. Multi-Function Fire Alarm Stations
| Configuration | Catalog Number | Description |
|---|---|---|
| Pushbutton + Pilot Light | EFS2441 | Fire Alarm Activation + Status Indicator |
| Keyed Reset Switch + Pilot Light | EFS2542 | Reset Switch for Fire Alarm System |
Control Station Sub-Assemblies
| Control Function | Cover & Device | Back Box | Notes |
|---|---|---|---|
| Pushbutton | EDS2184 | EDS271 | Start/Stop Legend Included |
| Emergency Stop | EDS2184-S769-EM-SP | EDS271 | Includes “Emergency Stop” Engraved Legend |
| Double Pushbutton | EDS2284 | EDS272 | Start/Stop Legend Included |
| Pilot Light | EFS21524-J* | EDS271 | Insert Pilot Light Color |
| Selector Switch | EDS21271 | EDS271 | 2-Position |
| Selector Switch | EDS21275 | EDS271 | 3-Position |
🔹 LED Pilot Light Colors: J1 = Red, J3 = Green, J6 = Amber, J10 = Clear, J11 = Blue
🔹 Transformers for voltages over 125V:
- T2 = 240V
- T4 = 480V
- T5 = 600V
Why Choose Eaton Crouse-Hinds EDS & EFS Control Stations?
✔ Explosionproof & Dust-Ignitionproof – Certified for hazardous areas
✔ Factory-Sealed for Safety – Eliminates need for external sealing fittings
✔ Corrosion-Resistant Construction – Ideal for offshore, refinery, and chemical applications
✔ Custom Configurations Available – Pushbuttons, selector switches, and pilot lights can be integrated
✔ UL & ATEX Certified – Compliant with global safety standards
Final Thoughts
The Eaton Crouse-Hinds EDS & EFS Series Explosionproof Control Stations provide rugged, factory-sealed control solutions for hazardous environments. Whether used for motor control, fire alarm activation, or industrial automation, these durable, explosionproof control stations ensure safe and reliable operation in hazardous locations.
For industries requiring high-performance, explosionproof control stations, the EDS & EFS Series are the trusted choice for safety, durability, and efficiency.
