Manual 26815 QuickTrip Electro-Hydraulic Trip Block Assembly
Woodward 12
Discrete outputs are provided for position feedback indication of each valve module. Within each valve
module, there are also four LEDs that indicate the current condition of the module as well as power
supply health. These LEDs are viewable through the transparent sight window of the module covers.
Inlet Steam
Header
Redundant Speed Signals
Turbine Control
Control Valve
Actuator
Generator
or
Compressor
or
Pump
Turbine Safety System
TS
TS PS
Analog or Discrete Signals
Drain
Trip Oil Header
QuickTrip
Trip Block
LS
Governor Valve Trip Command
T&T Valve Trip
Commands & Solenoid
Position Indication
Valve Position & Trip
Commands
Drain
T&T Valve Trip Command
T&T Valve Closed Indication
T&T
Valve
Figure 1-2. Application Example
Table 1-1. QuickTrip Part Numbers
Prefix
Number
Language
0 9907-1978 CE Mark for Ordinary Location English
1 9907-1978 North American Div 1 & 2, ATEX/IECEx Zone 1 & 2 English
2 9907-1978 North American Div 2, ATEX/IECEx Zone 2 English
3 9907-1978 North American Div 1 & 2, EAC CU/ATEX/IECEx Zone 1 & 2 Russian
4 9907-1978 North American Div 2, EAC CU/ATEX/IECEx Zone 2 Russian
Figure 1-3. Ordering Example
Note: 9907-1978 is used as an example. Contact Woodward for latest item number(s).