Graco Injecto-Flo EO-3 Electric Operated Pumps User's Manual
DESCRIPTION
The EO-3 pump package includes a 115 or 230 VAC motor direct
coupled to a gear pump and mounted on a 3.6 liter (7.6 pint)
plastic reservoir. Each is equipped with a low level switch and
rated for service up to 24 bar (350 psi) . Timer equipped models
include a built in pressure switch. On/off cycles on remote control
models are programmed by a remote timer or from a machine's
PLC where available.
When electrical power is applied to the pump motor, lubricant fl ow
pressurizes the system mainlines causing the piston distributors
to dispense a measured volume of lubricant to the bearing points.
Making of the pressure switch contacts (pressure switch equipped
models) or expiration of the on time causes power to be shut off
from the motor. This stops fl ow and permits the internal vent valve
to release mainline pressure which allows the piston distributors to
re-prime in preparation for the next lube cycle.
Injecto-Flo EO-3
Electric Operated Pumps
SPECIFICATION
Motor Voltage
115 + 10% VAC, 50/60 Hz, 1 pH
230 + 10% VAC, 50-60 Hz, 1 pH
Current Consumption
3.8A in-rush, 1.8A running @ 115 VAC
1.9A in-rush, 0.9A running @ 230 VAC
Motor Power
1/18 hp
Motor Speed
1680 RPM @ 60 Hz
1340 RPM @ 50 Hz
Pump Flow Rate
8.5 in3/min (140 cm3/min)
Pressure
Relief valve protected, 350 psi (24 bar),
Pressure switch set @ 320 psi (22 bar)
Oil Viscosity
ISO 50-1500 (SUS 250-5000)
Operating Temperature
14ºF to 120ºF (-10ºC to 49ºC)
Operation
Intermittent, 20% duty cycle @ max
pressure (350 psi)
*Low Level Switch
10 watt @ 115/230 VAC
5 watt @ 24 VDC, N.C. Contacts
Suction Strainer
60 mesh screen
Pressure Gauge
0-850 psi (0-60 bar)
Electrical Connection
Supplied with liquid tight cable
connector and screw terminals
Reservoir
7.6 pint (3.6 liter) translucent nylon
Timer Equipped Models
Timer
On-Time
5-90 sec
Off-Time
2.5-1000 min or 1-21 hours (pre-lube-
selectable)
Pressure Monitor-
Selectable
320 psi (22 bar)
Programming
Via 2 Jumper Bars and 8 Dip Switches
One Fault Output
SPDT
Three Indicator Lights
Power on (GN), Operating (YL), Fault
(Rd)
Manual Run
Push-button
ORDERING INFORMATION
Description
Part No.
Old Part No.
115V, timer, manual run, indicator light,
pressure switch, low level switch
562850
126-410-017
230V, timer, manual run, indicator light,
pressure switch, low level switch
258294
126-410-018
115V, remote, manual run, pressure
switch, low level switch
562851
126-410-021
Description
Part No.
Old Part No.
230V, remote, manual run, pressure
switch, low level switch
247669
126-410-026
Replacement Outlet Nut, 6 mm tube
555732
435-702-466
Replacement Outlet Ferrule, 6 mm tube
555731
435-702-421
Outlet Adaptor, M12 x 1M) to 1/4 NPTF(F)
Dis
435-702-471
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