Product Description
The GE IS420ESWBH3A IONet Switch is an industrial-grade Ethernet switch used in GE Mark VIe turbine control systems. It provides robust and reliable communication between control components across wind, gas, and steam turbine networks.
Designed for harsh industrial and hazardous environments, the switch supports Class 1, Div 2 and ATEX Zone 2 certifications. Moreover, its redundant 24/28 VDC power inputs ensure continuous operation even during power source failures. The unit’s convection cooling and compact DIN-rail design make it suitable for space-limited installations.
Functional Highlights
The IS420ESWBH3A combines industrial-grade durability with network efficiency, making it vital for continuous turbine operations.
Core advantages include:
- 16 RJ-45 copper ports (10/100Base-TX) for high-speed communication.
- Dual power supply inputs (TB1 & TB2) configured with diode isolation for redundancy.
- Phoenix Contact connectors included for simplified wiring and installation.
- Convection-cooled for silent, maintenance-free operation.
- Non-interfering safety-rated design suitable for control networks.
- G3 compliance ensures resistance to corrosive and high-moisture environments.
- Wide temperature range of –40°C to +70°C for reliable outdoor or plant-floor use.
Therefore, the IS420ESWBH3A guarantees stable IONet communication within the Mark VIe platform and minimizes downtime risks in critical turbine systems.
Technical Specifications
| Parameter | Details | 
|---|---|
| Model | IS420ESWBH3A | 
| Product Type | Mark VIe IONet Switch | 
| Ports | 16 × 10/100Base-TX RJ-45 (Copper) | 
| Fiber Ports | None | 
| Power Supply | 24/28 VDC, 1 A max | 
| Redundancy | Dual power inputs (TB1 & TB2, Diode-OR’d) | 
| Connector Type | Phoenix Contact MC 1.5/S-STF-3.81 (2 included) | 
| Cable Type | Cat 5e UTP with RJ-45 connectors (8P8C) | 
| Cooling Method | Convection-cooled | 
| Mounting | DIN-rail mounted | 
| Certifications | Class 1 Div 2, ATEX Zone 2, G3 compliant | 
| Operational Temperature | –40 to 70°C (–40 to 158°F) | 
| Storage Temperature | –40 to 85°C (–40 to 185°F) | 
| Dimensions (H×W×D) | 18.8 × 8.6 × 5.6 cm (7.40 × 3.40 × 2.20 in) | 
| Lifecycle Status | Active Product | 
In addition, the switch complies with Mark VIeS Functional Safety System requirements as specified in GEH-6861, ensuring compatibility with safety-rated turbine environments.
System Integration
The IS420ESWBH3A is fully compatible with GE Mark VIe IONet networks, facilitating deterministic data exchange across turbine control subsystems. It is typically installed within:
- Gas or steam turbine control cabinets.
- Wind turbine drive and monitoring systems.
- Safety-rated Mark VIeS installations in hazardous areas.
- Industrial process plants requiring reliable Ethernet backbone communication.
Moreover, its plug-and-play design simplifies replacement or expansion in existing Mark VIe networks, significantly reducing commissioning time.
Details
| Weight | 0.907 kg | 
|---|


 
 
 
 
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