8237-1247
PublishedProTech-GII Overspeed Protection Module
WoodwardCondition MonitoringOverspeed Detection ModuleIndustrial supply
The Woodward 8237-1247 is a high-integrity ProTech-GII overspeed protection module monitoring turbine rotor speed and acceleration for steam, gas and hydro turbines. 3 independent MPU sensor inputs, IEC 61508 SIL-3, IP56, input 100-150 VDC, Modbus RTU/RS-232/RS-485.
Wholesale supply8237-1247
No public pricingPriced per agreement on volume and market. Send your quantities — Kaysan replies with availability and wholesale terms.
Product identity6 fields
Item nameProTech-GII Overspeed Protection Module
Item number / code8237-1247
BrandWoodward
Product lineIndustrial supply
CategoryCondition Monitoring
Product typeOverspeed Detection Module
Technical data13 rows
Model8237-1247 Series
TypeBulkhead
Voltage150 VDC
CommunicationModbus RTU, RS-232, RS-485, 4–20 mA speed output
ComplianceIEC 61508 SIL-3, IEC 721-3-3
Current Limit500 mA
Dimensions330 × 486 × 153 mm
Environmental RatingIP56 enclosure; resistant to H₂S, SO₂, and CO₂
Input Voltage100–150 VDC @ 30W per module; 24VDC low-voltage input
Mounting TypeBulkhead (cabinet door or wall)
Operating Temperature–20°C to +60°C
Sensor Inputs3 independent MPUs (active/passive)
SeriesProTech-GII
Reference numbers1 public
Woodward8237-1247