The QuickTrip trip block assembly is designed for use in steam, gas, and hydro turbine shutdown systems for quick and reliable dumping of the turbine’s trip oil header. This integrated trip block assembly is intended for use on mechanical-drive or generator-drive steam turbines that use lowpressure (5–25 bar / 73–363 psi) hydraulic trip oil headers.
1. Dirt-tolerant design
– No orifices to plug
– 25 lb rotary chip shear force
– Self-cleaning valve design
2. Fast trip times (< 50 ms solenoid action)
3. Increased reliability
– 2-out-of-3 voting design
– Repairable online
– No single-point failure
– Testable on-line
4. Safety certified for use in IEC61508 SIL-3 systems
5. API-670 Compliant
6. Local & remote position indications
– Local—LEDs
– Remote—Relays
7. Compact size
8. Certified for hazardous locations
– CSA Class I, Div. 1 & 2
– ATEX Zone1 & 2
– IECEx Zone1 & 2