Specification, Operating capacities, Hydraulic drive system – General Machine Products 89000 Cable Blowing Machine(Previous) User Manual
Page 12: Pneumatic system
Page 12 of 64
General Machine Products Co., Inc.
4. SPECIFICATION
Serial No.:
OPERATING CAPACITIES
Pushing Force:
0 - 220 lbs (0 - 100kg)
Pushing Speed:
0 - 260 ft/min (0 - 80m/min)
Cable Size:
(6 - 32mm OD)
Sub – Duct Size:
1/2 - 2 1/2 inch (10 - 63mm OD)
HYDRAULIC DRIVE SYSTEM
Operating Pressure:
1450 psi (100 Bar) Max
Flow:
4 gpm (15 liters/min) recommended
Pressure Switch Setting:
1450 psi (100 Bar) 12-32 OD cable
870 psi (60 Bar) 6-12 OD cables
Relief Valve Setting:
1595 psi (110 Bar) 12-32 OD cables
1015 psi (70 Bar) 6-12 OD cables
Initial starting pressure:
290 - 580 psi (20-40 Bar) (if greater, the set-up needs checking)
PNEUMATIC SYSTEM
Air Hose Bore (min):
1¼ (32 mm)
Operating Pressure:
174 psi (12 Bar)
Flow:
The air supply should ideally be filtered, cooled and de-
humidified
For Ducts with an Inner Diameter of: Minimum Flow Acceptable
150CFM
4m³/min
1 up to 1 1/8 inch (26 up to 30mm) :
185CFM
5 m³/min
1 1/8 up to 1 3/8 inch (31 up to 35mm) :
250CFM
7 m³/min
1 3/8 up to 1 5/8 inch (36 up to 40mm) :
375CFM
10 m³/min
1 5/8 up to 1 3/4 inch (41 up to 44mm) :
450CFM
12 m³/min
0 up to 1 inch (0 up to 25mm) :