Woodward|8237-1595| The ProTech GII Over-Speed Protection System

SKU: 8237-1595
  • Manufacturer: Woodward

  • Product No.: 8237-1595

  • Condition:In stock

  • Product Type: The ProTech GII Over-Speed Protection System

  • Product Origin: USA

  • Payment:T/T, Western Union

  • Weight: 2000g

  • Shipping port: Xiamen

  • Warranty: 12 months

ProTech GII Over-Speed Protection System - Model 8237-1595

Description

The ProTech GII Over-Speed Protection System, model 8237-1595, is designed to provide reliable over-speed protection for steam, gas, and hydro turbines. This system ensures safe shutdown in the event of an over-speed condition, protecting equipment and personnel. It features a 2-out-of-3 voting architecture with three independent channels for enhanced reliability.

Features

  • Voting Architecture: 2-out-of-3 voted design for high reliability.
  • Triple Redundancy: Three independent channels for critical protection.
  • High and Low Voltage Inputs: Supports 115 Vac, 240 Vac, 125 Vdc, and 24 Vdc inputs.
  • Modbus Communication: Enables remote monitoring and data exchange.
  • Speed Readouts: Provides 4-20 mA output for speed monitoring.
  • Routine Speed Tests: Configurable for regular turbine speed testing.
  • Environmental Resistance: Rated for Class 3C2 environments, resistant to sulfur, H2S, and SO2 gases due to conformal coating.
  • Modular Design: Easy module replacement during operation.
  • Module Learning: Supports module-to-module learning functions.
  • Installation: Fits into a 24-inch standard cabinet.
  • Protection Rating: IP56 ingress protection.
  • Weight: Approximately 26 lb.
  • Dimensions: 13 x 19 x 6 inches.
  • Operating Temperature: –20 to +60 °C.
  • Storage Temperature: –20 to +65 °C.
  • Overvoltage Category: II (per IEC 60664-1).
  • Keypad/Display: 15 keys per module for configuration and monitoring.
  • Mounting: Bulkhead mount, HV/HV, Ind relay.
  • Acceleration and MPU Detection: Incorporates acceleration and microprocessor unit (MPU) detection for comprehensive monitoring.

Technical Specifications

  • Dimensions: 13 x 19 x 6 inches.
  • Enclosure Type: IP56.
  • Features: Bulkhead mount, HV/HV, Ind relay.
  • High Input Voltage: Nominal 115 Vac / 240 Vac / 125 Vdc.
  • Low Input Voltage: Nominal 24 Vdc.
  • Operating Temperature: –20 to +60 °C.
  • Overvoltage Category: II (per IEC 60664-1).
  • Storage Temperature: –20 to +65 °C.
  • Weight: Approx 26 lb.
  • Keypad/Display: 15 Keys per module.
  • Trip Outputs: Three non-voted trip relays.
  • Communication: Modbus.
  • Speed Readout: 4-20 mA.
  • Environmental Protection: Conformal coating for resistance to H2S and SO2 gases.
  • Installation: Fits into a 24-inch standard cabinet.
  • Reliability: 2-out-of-3 voted architecture with triple redundancy.
  • Module Replacement: Easy module replacement during operation.
  • Module Learning: Supports module-to-module learning functions.
  • Acceleration Detection: Integrated acceleration detection.
  • MPU Detection: Microprocessor unit detection for enhanced monitoring.
  • Input Channels: Up to 6 tachometer inputs, 3 analog inputs.
  • Output Channels: 3 form C relays, 2 digital outputs.
  • Power Supply: 115 Vac, 240 Vac, 125 Vdc, 24 Vdc.
  • Frequency Range: 45 to 65 Hz.
  • Response Time: Less than 5 ms.
  • Accuracy: ±0.1% of full scale.
  • Housing Material: Aluminum with powder-coated finish.
  • Conformal Coating: Protects against H2S and SO2 gases.
  • Compliance: Meets IEC 61000-4 standards for electromagnetic compatibility.
Order and Warranty Information

Terms of Purchase and Returns

Detailed guidelines on minimum order quantity, delivery times, payment options, warranty, and return policies.

We gladly accept bulk orders, with a minimum order quantity of just one unit.

Upon request, we can provide all necessary documents, including Certificates of Origin/Conformance and other required export paperwork.

We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% payable before shipment. For RMB transfers, please contact us if you have an agent in China.

All new and original items come with a standard one-year warranty. For extended warranty options, feel free to contact us for pricing details.

We prioritize your satisfaction. If you need to return an item, it must be done within 30 days of purchase. The product must be unused, unopened, and in its original packaging, including all accessories. Refunds will be processed within 5-7 business days of receiving the return. Please note, shipping and handling charges are non-refundable.

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