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Grundfos Sump Pump Technical Information
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Grundfos Sump Pump AP 12
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Grundfos AP12 Sump Pump
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A vertical single-stage stainless steel submersible pump with vertical discharge port
and integrated submersible 1 -phase totally enclosed motor in insulation class F with
thermal overload protection. The pump is fitted with a suction strainer.
The impeller is a SEMI OPEN impeller for 7/16 in free passage suitable for pumping
groundwater, surface water, rain water and similar liquids.
The Grundfos AP 12 pump has a double shaft seal and an
intermediate oil chamber pre-filled with non-toxic special oil.
The pump has a riser pipe, a cooling jacket for continuous cooling of the motor by
the pumped liquid and long-life deep-groove greased-for-life ball bearings.
The pump is ready for use as it is fitted with carrying handle and is supplied with
a 10 foot mains cable. The mains cable is of the plug type with glass sealing compound
in the socket to prevent penetration of humidity into the stator windings.
LIQUID:
- Minimum liquid temperature: 32°F
- Maximum liquid temperature: 131°F
TECHNICAL:
- Type of impeller: SEMI OPEN
- Maximum particle size: 7/16 inches
- Approvals on nameplate: UL Listed, CSA
MATERIALS:
- Pump housing: Stainless steel 1.4301 DIN W.-Nr. 304 AISI
- Impeller: Stainless steel 1.4301 DIN W.-Nr. 304 AISI
INSTALLATION:
- Pump size outlet: 1 1/2"NPT
- Maximum installation depth: 32.8 feet
ELECTRICAL DATA:
- Type of motor: PSC
- Power input (P1): 900 Watts
- Mains frequency: 60 Hz
- Rated voltage: 1 x 115 Volts
- Rated current: 8 Amps
- Starting current: 48 Amps
- Cos phi - power factor: 0.99
- Rated speed: 3350 rpm
- Capacitor size - run: 20 µF/400 V
- Enclosure class (IEC 34-5): IP58
- Insulation class (IEC 85): F
- Length of cable: 10 feet
- Type of cable plug: US
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Click here to view the AP 12 Installation Manual - 172kb
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