8237-1246

Overview

8237-1246 is a Woodward ProTech-GII overspeed safety device for hydro, steam, and gas turbines, with triple modular design and MPU detection.

Specifications

• Dimensions: 330 × 486 × 153 mm

• Enclosure type: IP56

• Features: Vibration resistance 0.04 G²/Hz, 1.04 Grms, 10–500 Hz

• High voltage input: 90–264 Vac / 47–63 Hz or 100–150 Vdc @ 30 W per module

• Keypad/Display: 4.2 in (3 displays)

• Nominal high output voltage: 115 Vac / 240 Vac / 125 Vdc

• Nominal low output voltage: 24 Vdc

Environmental

• Operating temperature: –4 to +140 °F

• Storage temperature: –4 to +158 °F

• Gas resistance: Sulfur, H₂S, SO₂

Functional Design

• Trip relay outputs: 3 independent, non-voted

• Speed readouts: 4–20 mA

• Power input: Low voltage and high voltage supported

• Architecture: 2 out of 3 voted

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