Onan DFE Series - Page 22

VERTICAL CONTROLLER
TIME DELAYED START/STOP
AND PREHEAT Al 5
ENGINE \ INDICATOR
VOLTAGE CONTROL \ LAMPS A-12
REGULATOR MONITOR
VRAS-2
A11
VOLTAGE REGULATOR VRAS-2
MAGNETIC
PICKUP
A16
RUN RELAY
--"Kl 1 INTERFACE
OVER/UNDER
RELAYMODULES VOLTAGE SENSOR
A'l 7
XES-1561
R32
TBI-2
TBI-3
FIGURE 20. VRAS-2 VOLTAGE REGULATOR ASSEMBLY
TABLE 2. VRAS-2 SWITCH SETTINGS
STABILITY
RANGE
REGULATION MODE
STABILITY
RANGE
60 Hz
TORQUE-MATCHING
50 Hz
TORQUE-MATCHING
NON-
TORQUE-MATCHING
S1-1
SI-2
S2 S3-1
S3-2 S2 S3-1
S3-2
S2 S3-1
S3-2
ON
ON
POS 2 OFF
ON
POS 2 ON ON
POS 2 OFF
OFF
• Switch SI - Selects the overall range of operation for
the regulator. Refer to Table 2.
• Switches S2 and S3 - Determine the mode of
regulation (Torque-Matched, or Non-Torque-Matched).
Refer to Table 2.
• Potentiometer R32 - Provides adjustability to in-
crease or decrease generator voltage to achieve
proper setting.
• Potentiometer R34 - Is adjusted at the factory to set
the frequency breakpoint, and does not require
further adjustment
20