8237-1247

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The 8237-1247 monitors turbine rotor speed and acceleration via active or passive MPUs and issues a shutdown command to the turbine’s trip valve or corresponding trip system.

AVAILABILITY:

IN STOCK
SHIPS IN 3-5 DAYS

3 Year Warranty: Learn More
Sell Surplus: Have a 8237-1247 to sell? Sell Now
Exchange Credit: Learn more about our exchange credit program
  • Part Number: 8237-1247
  • SKU: 82371247WO
  • Manufacturer: Woodward
  • Series: ProTech-GII Overspeed Protection

8237-1247

    Varying star amount pictures Varying star amount pictures Varying star amount pictures Varying star amount pictures Varying star amount pictures
  • 4.50 (4)
  • Click a star to rate this product
    Varying star amount pictures Varying star amount pictures Varying star amount pictures Varying star amount pictures Varying star amount pictures
  • 4.50 (4)
  • Click a star to rate this product
The 8237-1247 monitors turbine rotor speed and acceleration via active or passive MPUs and issues a shutdown command to the turbine’s trip valve or corresponding trip system.

AVAILABILITY:

IN STOCK
SHIPS IN 3-5 DAYS

3 Year Warranty: Learn More
Sell Surplus: Have a 8237-1247 to sell? Sell Now
Exchange Credit: Learn more about our exchange credit program
  • Part Number: 8237-1247
  • SKU: 82371247WO
  • Manufacturer: Woodward
  • Series: ProTech-GII Overspeed Protection

8237-1247 Technical Specifications

Dimensions 330mm x 486mm x 153mm
Enclosure Type IP56 dust and water resistant
Features Current Limit 500 mA
High Input Voltage 100–150 Vdc @ 30 W per module
Interrupt Time 3ms when on 1 power supply
Keypad/Display 45 Keys Total
Low Input Voltage Nominal 24 Vdc
Operating Temperature –20 to +60 °C (–4 to +140 °F)
Slot Type RS-232 Com Port (3)
Storage Temperature –20 to +65 °C (–4 to +158 °F)
Weight 26 lbs 12 oz

Product Description

Model 8237-1247 is part of the Woodward ProTech-GII Series. This bulkhead mount works to detect over-speed in various types of turbines. It can be configured to work with hydro, steam, and gas turbines to safely shut them down in the event of over acceleration. It has speed readouts from 4 to 20 mA and uses Modbus communications. Model 8237-1247 has been discontinued by Woodward, but it is still available through AX Control. The product can be installed in a standard cabinet door and uses two redundant trip relays. It uses high voltage and a high voltage power input.

Model 8237-1247 is resistant to sulfur contamination, in addition to H2S and CO2 gases. It has a triple modular design, which makes it possible to replace one of the three modules while it is in operation. The product can be configured to run routine testing on each module to make sure the overs peed detection is working. Routine testing is done through an internal frequency produced by a generator. It also utilizes MPU detection. It is classified by international standard IEC 721-3-3 1994. Model 8237-1247 can be repaired, as well as bought and sold through AX Control.

Reviews For 8237-1247
Internal Review

Due to this model's market availability, finding a direct replacement unit will be hard. AX Control generally tries to keep a surplus of parts in stock, but we recommend an upgrade or repair service for this model. - AX Control Inc. Techs

Repair Services For 8237-1247

Type Lead Time Price Action
Repair Service 1-2 weeks $4725

Our highly skilled technicians can repair your 8237-1247. All of our repairs come with a 3 Year AX Control Warranty. Please contact us for additional information about our repair process. To receive the repair pricing and lead time listed above please process your repair order via our website. The following repair options may be available upon request:

  • 48-72hr Rush Repair
  • Detailed Repair Reports
  • AX Control Certificate of Warranty

AX Control Warranty Info

All products we sell are backed by our unparalleled warranty. A warranty certificate will be provided with your order upon request.
All PLCs, HMIs, and Turbine Control Boards: 3 Years
All AC/DC and Servo Drives: 2 Years
All Motors: 1 Year
Learn More