AMENDED_Purchase_Description_-_Hydraulic_Power_Unit_.docx

Purchase Description AMENDED * POWER INPUT MUST BE 220/60Hz

1. MO AVCRAD requires (2 each) Hydraulic Power Unit to support the MO AVCRAD Maintenance program that supports a 14 State region providing DEPOT level maintenance to 31 support facilities aircraft that is brought into the MO AVCRAD facility. The (2 each) Hydraulic Power Unit must be able to support multiple aircraft platforms. For example, some of the uses of the (2 each) Hydraulic Power Unit will be to provide power to the aircraft for maintenance testing, troubleshooting, adjusting, and other operations.

2. Hydraulic Power Unit must be capable of repeated use. The Hydraulic Power Unit must be well designed, with minimal maintenance and up keep. The Hydraulic Power Unit must be light-weight enough to move efficiently, but able to safely and repeatedly perform its function. The Hydraulic Power Unit should be capable of supplying multiple hydraulic pressures and flow rates to service multiple aircraft platforms. Procurement should be from a company that has a proven track record of backing their product and providing service, readily available parts, and support for future years. When it arrives on site, the Hydraulic Power Unit must be mission ready and backed by a multi-year warranty.

3. The minimum specification and needs that are required to meet the standards of MO AVCRAD requirements are as follows:

A. Tronair 5J20, or equivalent:

B. See reference visual display

a. Unit shall be capable of delivering a minimum of 20 GPM flow rates at adjustable pressures from 250 PSI to 4000 PSI.

b. Unit shall have a 2-25 GPM dual scale flow meter installed.

c. Unit shall have a dual scale 6000 PSI pressure gauge installed.

d. Unit shall operate with 220V 60Hz 3 phase power.

e. Unit shall be capable of operating indoors and outdoors, in all weather conditions.

f. Unit shall be capable of utilizing MIL-PRF-83282 Hydraulic fluid.

g. Unit shall have Hydraulic Quick Disconnects capable of servicing UH-60 Blackhawk aircraft (Tronair 5221-EA or equivalent) installed on all hoses.

h. Unit shall have optional Hydraulic Quick Disconnects capable of servicing CH-47 aircraft (Tronair SJ21-CD, or equivalent) included.

i. Unit shall be equipped with 50 foot pressure and return hoses.

j. Unit shall have a ¾” pressure hose, capable of delivering rated pressures.

k. Unit shall have a 1” return hose, capable of delivering rated pressures.

l. Unit shall be equipped 100 foot AC electrical power input cable.

m. Unit shall be equipped with a split system.

n. Unit shall be equipped with an hour meter.

o. Unit shall be equipped with a voltage monitor for 460V.

p. Unit shall be equipped with a pyrometer.

q. Unit shall be equipped with tow package.

r. Unit shall be equipped with tires/wheels that allow easy transportation without marring hanger floors.

s. Unit shall be equipped with Input and Output hose/cable racks.

t. Unit shall have a Minimum 30 gallon stainless steel reservoir, with desiccant air filtration.

u. Unit shall have a reservoir overflow return.

v. Unit shall be designed with a calibration port.

w. Unit shall be equipped with a high-efficiency, non-by-passing pressure filter with 2-micron absolute, Microglass III element (Beta rating > 1000 based on ISO 4572).

x. Unit shall have a large capacity return filter with 5-micron absolute, Microglass III element (Beta rating > 200 based on ISO 4572).

y. Unit shall have an electric filter clogging indicator.

z. Unit shall have an easy access fluid sampling valve meeting ANSI T2.24.1-1991 standards.

aa. Unit shall have a large oil cooler with 3 phase electric fan, capable of 16,000 btu/hr cooling capacity (minimum).

ab. Unit shall have electric over temperature protection.

ac. Unit shall have a return back pressure with sight indicator.

ad. Unit shall have pressure reducing valves.

ae. Unit shall be painted white, with easily readable instructions and decals.

image1.jpg