Description

Overview

The IS215VPROH1B Emergency Turbine Protection Board from GE’s Mark VIe series delivers fast, independent overspeed protection for turbines. It operates outside the main control system and uses triple-redundant logic to ensure reliable emergency shutdown.

Technical Specifications

Specification	Detail
Manufacturer	GE
Model Number	IS215VPROH1B
Product Series	Mark VIe
Function	Emergency turbine overspeed protection
Voltage	24 Vdc
Current	4–20 mA
Dimensions	262 mm × 200 mm × 80 mm
Weight	1.2 kg
Redundancy	Triple VPRO boards
Trip Solenoids	Up to 3 (via TREG and TRPG)
Relay Count	12 total, 9 for voting logic
Communication	Ethernet (IONet)
Emergency Functions	Overspeed and emergency stop

Specifications

• Dimensions: 262 mm × 200 mm × 80 mm
• Brand: GE

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems