Ser

Description

Remarks

a.

Type

Universal

b.

Model/Brand

To be mentioned

c.

Drive

It should have a 5-7 kW electric motor, controlled by a frequency controller. Drive shaft and base adaptors should be compatible with any governor (Woodward, Regulator Europa & YT555G).

d.

Power supply

Voltage: 440± 5%, 3Ph, 50 Hz.

e.

Operation Mode

Open & close loop system.

f.

Control system

PLC/microcontroller-based

g・

Display

ColourTouch screen HMI showing:

a.     Speed

b.    Governor output position

c.     Oil pressure

d.    Solenoid voltage

e.     Speed setting air pressure

f.     Actuator current

g.    Drive speed

Ser

Description

Remarks

h. Governor output shaft position

j. Speed setting air pressure, accuracy 0.05 bar k. mA command and feedback signal to final driver

I. Fuel limit pressure, accuracy 0.05 bar m. Governor oil pressure, accuracy 0.1 bar n. Governor oil temperature (when circulating) p. Voltage stop or start fuel limit solenoid supply q. Voltage variable supply r. Voltage at voltmeter input s. Actuator current

h.

Governor Drive speed

100 -2,000 rpm

j-

Governor Oil system

The test bench must have to be a motor-driven oil pump, immersion heater and filter Capacity of the oil tank of about 30-32 litres. Oil pressure adjustable from 5-10 bars.

k.

Pneumatic system

Provision of 8-9 bar air supply for the following settings:

a.     Speed signal setting

b.    Boost fuel limit signal

c.     Start booster test

1.

Electrical equipment and functions

a.     Operation of 24V DC series wound speed setting motor

b.     Operation of 24V DC PM type speed setting motor

c.     Operation of 115 / 230V AC series wound speed setting motor

d.     Operation of RE (Regulator Europa) 4-20 mA speed setting device

e.     Operation of Woodward 4-20 mA speed setting device

f.      Variable supply (0-24V DC) for stopping and starting fuel limit solenoids

g.     Operation of 115/230V AC operated solenoids

h.      Variable supply 0- 24V DC

j.       4 mm sockets must be available

k.     Magnet charger for setting up actuators

l.       Variable current source fortesting actuators

m.

Operation

Suitable colour touch screen along with sufficient potentiometers and illuminated push buttons. Set points for pressure, temperature, drive speed, load, etc, need to be entered as a digital value or set using the set point potentiometer.

n.

Instrumentation

The test bench must have analogue pressure gauges for speed setting, pressure, fuel limit pressure, governor oil pressure and oil pressure from load control device.