Enerpac ZU4 Classic Manual Del Usuario página 2

WARNING: Only use hydraulic torque wrenches in a
coupled system. Never use a torque wrench with
unconnected couplers. If the torque wrench becomes
extremely overloaded, components can fail catastrophically
causing severe personal injury.
IMPORTANT: Hydraulic equipment must only be serviced
by a qualifi ed hydraulic technician. For repair service,
contact the Authorized ENERPAC Service Center in your
area. To protect your warranty, use only ENERPAC oil.
WARNING: Immediately replace worn or damaged parts
with genuine ENERPAC parts. Standard grade parts will
break causing personal injury and property damage.
ENERPAC parts are designed to fi t properly and withstand high
loads.
WARNING: Do not use electric pumps in an explosive
atmosphere. Adhere to all local and national electrical
codes. A qualifi ed electrician must do installation and
modifi cation.
WARNING: Keep hands clear of moving parts and
pressurized hoses.
WARNING: These pumps have internal factory adjusted
relief valves, which must not be repaired or adjusted
except by an Authorized Enerpac Service Center.
WARNING: To prevent damage to pump electric motor,
check specifi cations. Use of incorrect power source
will damage the motor.
3.0 SPECIFICATIONS
3.1 Performance Chart (see bottom of page)
3.2 Flow Chart (see Figure 1):
Flow and current vs. Pressure
700
600
500
400
300
200
100
0 0
0 1000 2000 3000 4000 5000
Current (Amps)
Flow (in 3 /min)
Figure 1, Flow Chart
▼ ZU4 PERFORMANCE CHART
Motor
Size
(hp) 100 psi
1.7* 700
*Actual power consumption depends on the application. See Figure 1.
25
20
15
10
5
0
6000 7000 8000 9000 10,000 11,600
Pressure (psi)
Output Flow Rate
3
in /min
700 psi 5,000 psi 10,000 psi
535 76
4.0 INSTALLATION
Install or position the pump to ensure that air fl ow around the
motor and pump is unobstructed. Keep the motor clean to
ensure maximum cooling during operation.
4.1 Breather Cap and Oil Fill Plug (See Figures 2 & 3)
A shipping plug (A) is installed in the breather port on the top of
the reservoir. Before using the pump, replace the shipping plug
(A) with the breather cap (B) and adapter fi tting (C). Note: The oil
fi ll port is located on the opposite side of the pump. The oil fi ll
port uses an SAE #10 plug (D).
A
B
C
Figure 2, Breather Installation
Figure 3, Oil Fill Plug
Motor Electrical
Specifi cations
(Volts-Ph-Hz)
115-1-50/60
60
230-1-50/60
2
Sound Relief Valve
Level Adjustment Range
(dBA) (psi)
1,400-10,000 for "Q" version
85-90
1,400-11,600 for "E" version
D