Kawamoto Pump Showa Denki U2G-70T, Instruction Manual

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Valve
(for adjusting amount of suction)
Piping side
２．When using air intermittently, recommended to use the changeover valve on the top of the pipe..
When using air by starting and stopping the motor, limit the sequence to max. 15 times/hour.
Reverse run not possible
３．Note that the discharge air temperature will increase according to the amount of air being used.
Discharge air temperature rise curve
Suction
Pressure feed
Blower
Open side
Load side
Changeover valve
Changeover valve
Blower
60Hz 50Hz
Airflow rate (m 3 / min) Airflow rate (m 3 /min)
T
em
p
er
a
tu
re
r
is
e
(
℃
)
T
em
p
er
a
tu
re
r
is
e
(
℃
)
U2G-370A
U2G-70T
U2G-150
U2G-370A
U2G-70T
U2G-150
Bypass hole
Use on the suction side
U2G-370B
U2G-370B
T
em
p
er
a
tu
re
r
is
e
(
℃
)
T
em
p
er
a
tu
re
r
is
e
(
℃
)
Airflow rate (m 3 / min)
Airflow rate (m 3 / min)
50Hz
60Hz