FAQ (Q&A)

Q1: What is the primary function of IS215VPROH2B?
A1: Provides emergency protection for turbine systems, specifically overspeed trip and shutdown, via a dedicated protection board independent of the main control logic.

Q2: Which series does this module belong to?
A2: GE Mark VI / Speedtronic turbine control and protection series.

Q3: What are the dimensions and weight?
A3: 330 mm × 178 mm × 20 mm, weight approx. 2.3 kg.

Q4: Can this module work in redundant configuration?
A4: Yes, designed for triple modular redundancy (TMR).

Q5: What operating temperature range is supported?
A5: ‑30 °C to +65 °C.

Q6: What kind of protection functions does it support?
A6: Emergency overspeed, Trip Solenoid activation, backup synchronization check, exhaust overtemperature protection.

Q7: Is it suitable as a spare for existing turbine control racks?
A7: Yes, it integrates with Mark VI protection racks as a replacement.

Q8: What power supply is required?
A8: 125 V DC from cabinet Power Distribution Module (PDM).

Q9: How does it interface with turbine Trip Solenoids?
A9: Controls up to three solenoids via TREG/TRPG terminal boards using its internal redundant logic.

Q10: What should be checked before ordering?
A10: Part number, revision, rack compatibility, slot position, power supply, environment, and spare availability.