8237-2600 Woodward Overspeed Protection Device

Description

Woodward 8237-2600 (ProTech-GII Overspeed Protection Device)
Brand: Woodward
Model: 8237-2600
Product Name: ProTech-GII Panel-Mount Overspeed Protection Controller, HV/HV, Voted Relays
Place of Origin: USA
Dimensions: 267 mm × 241 mm × 89 mm (10.5 in × 9.5 in × 3.5 in)
Weight: Approx. 2.7 kg (6.0 lb)
HS Code: 85371011 (Industrial safety & protection control unit)

Key Technical Specifications
Speed Range: 0.5–32,000 rpm; up to 80,000 rpm configurable for turboexpanders
Response Time: ≤12 ms (fast trip action)
Power Supply: Dual HV: 90–240 VAC / 100–150 VDC, fully independent inputs
Speed Sensor Input: Compatible with active/passive magnetic pickups (MPUs); 1.0–25 Vrms input range
Relay Outputs: Three voted trip relays (2-out-of-3 logic); rated for direct trip valve actuation
Analog Output: 4–20 mA proportional speed signal for monitoring
Communication: Modbus RTU (RS-485) for remote diagnostics and data logging
Environmental: Operating −20 °C to +60 °C; storage −20 °C to +65 °C; IP56 when panel-mounted
Safety Certifications: IEC 61508 SIL-3, API 670, API 612, CE, ATEX
Main Characteristics
Triple Modular Redundancy (TMR): Three independent processing channels with 2-out-of-3 voting eliminate single points of failure.
High-Speed Protection: 12 ms response time ensures rapid, safe shutdown during overspeed or overacceleration faults.
Dual Power Redundancy: Fully isolated HV/HV power inputs maintain operation even if one supply fails.
Integrated Diagnostics & SOE: Real-time fault monitoring and 1 ms-precision sequence-of-events (SOE) logging simplify root-cause analysis.
Flexible Configuration: Panel-mount design, configurable speed filters, and language support (including Chinese) ease integration.
Harsh Environment Durability: Withstands H₂S, SO₂, and vibration; compliant with IEC 721-3-3 Class 3C2.

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Shipping:
1. Your item will be shipped to all countries via EMS, unless one country cannot be shipped via EMS. We will choose DHL, UPS, or FedEx. Please leave us your phone number.
2. We will ship the product to you on the same day or within 1-2 working days after receiving your payment. The shipping time depends on the country/region where you reside, the customs and habits of your country/region, and especially during peak hours.
3. Assuming (assuming) that the item requires payment of tariffs from your country, the buyer is obligated. We are not responsible for any taxes or customs fees in your country/region.

Return Policy:
1. Please contact us before returning the item.
2. The buyer should inform the seller of all returned items within 7 days after receiving the package. We reserve the right to reject any request to inform the seller for more than 7 days.
3. Returned products must have all original packaging and be in good condition.

Response policy:
If you are satisfied with the purchase, please leave us an active response.
2. If you have any questions about the outcome of the transaction or product, please contact us first and we will do our best to satisfy you!
3. Please do not reply with negative feedback before contacting us!

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