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Description
Grundfos — World's Largest Pump Manufacturer · Bjerringbro, Denmark
86U15510 · Grundfos Accessory / Spare Part / Control
The Grundfos 86U15510 is a Grundfos Accessory / Spare Part / Control. Genuine Grundfos accessory, control component, spare part, or sensor. Rated 420-480DV, 3-Phase, 60 Hz.
Power
4HP
Voltage
420-480DV
Phase
3-Phase
Frequency
60 Hz
Grundfos
World's largest pump manufacturer — engineering and manufacturing in 17 countries since 1945
Industrial Grade
NEMA Premium / IE3 60Hz motor — reduces operating cost over service life
Authorized Distributor
Genuine Grundfos product — full manufacturer warranty coverage
Expert Support
Technical help available — call (781) 281-8905 or chat
Why This Product
Genuine Grundfos Part
OEM component engineered and manufactured to Grundfos specifications. Maintains pump performance and warranty coverage.
Full Traceability
Genuine Grundfos parts carry manufacturer traceability from production through delivery. No counterfeit risk.
Authorized Source
PumpStop is an authorized Grundfos distributor. All parts are genuine — not aftermarket, not surplus.
Confirm Compatibility
Always verify part number against your pump model number and serial number before ordering. Contact PumpStop for parts identification assistance.
Technical Support Available
PumpStop technical team can identify correct parts from pump nameplate data, serial number, or model code. Call (781) 281-8905 or chat.
Contact for Availability
Parts availability varies. Contact PumpStop to confirm stock, lead time, and pricing before placing an order.
Model Information — 86U15510
Series: ACC
Technical Specifications
| Model Number | 86U15510 |
| Product Series | ACC |
| Series Description | Grundfos Accessory / Spare Part / Control |
| Power | 4HP |
| Voltage | 420-480DV |
| Phase | 3-Phase |
| Frequency | 60 Hz |
| Motor Speed | 1740-1760rpm |
| Full Load Current | 6,49-6,20A |
| Motor Type | 100LC |
| Motor Protection | PTC |
| Motor Efficiency Class | NEMA Premium / IE3 60Hz |
| Motor Efficiency | 89.5-89.5% |
| Insulation Class | F |
| Protection Class (IP) | IP55 Dust/Jetting |
| Max Ambient Temperature | 140°F |
| Min Ambient Temperature | -22°F |
Important Notices
| Electrical | Verify supply voltage, phase, and frequency match nameplate before installation: 420-480DV, 3-Phase, 60 Hz. |
| Temperature limits | Do not exceed max fluid temperature per nameplate or max ambient temperature 140°F. Exceeding limits damages seals and motor insulation. |
| Dry running | Do not run dry. ACC pumps use the pumped fluid to lubricate the shaft seal. Dry running destroys the seal within seconds. Install dry-run protection on all automatic installations. |
| Maintenance | Refer to the Grundfos Installation and Operating Manual (IOM) for correct installation, commissioning, and maintenance. Contact PumpStop for documentation. |
Documentation
✓ Installation and Operating Manual (IOM) — ACC Series
✓ Product Data Sheet — 86U15510
✓ Service Manual and Spare Parts List
Need the IOM, data sheet, or spare parts list? Contact PumpStop and we'll send it over.
Before You OrderConfirm model code, voltage, phase, and frequency match your installation. For sizing help, spare parts, or documentation, call (781) 281-8905 or chat with PumpStop.
- EAN
- 5710622819182
- Applications
- Motors
- Approvals for motor
- WEEE
- Bearing insulation type N-end
- STEEL BEARING
- Breakdown torque
- 280-340 %
- Built-in motor protection
- PTC
- Cable gland entry
- 4xM20 knock out
- Colour/Type
- NCS 9000 gloss 40+-10 /E-coat
- Cooling
- IC 411
- Diameter
- 1.1 in
- Enclosure class (IEC 34-5)
- 55 Dust/Jetting
- Energy approvals for motor
- CE
- Environmental approvals for motor
- WEEE
- Flange size for motor
- FT130
- IE Efficiency class
- IE3
- Insulation class (IEC 85)
- F
- Length of shaft end
- 2.36 in
- Locked-rotor torque
- 210-250 %
- Mains frequency
- 50 Hz
- Material Pricing Group
- 3X
- Maximum current consumption
- 7.6 A
- Measuring Equip
- BRUEL & KJAER TYPE 2513
- Model
- H3
- Moment of inertia
- 0.18 lb ft²
- Motor
- WEEE
- Motor efficiency at 1/2 load
- 84.5-83 %
- Motor efficiency at 3/4 load
- 86-86 %
- Motor efficiency at full load 1
- 87.7-87.7 %
- Motor standard
- IEC
- Motor type
- 100LC
- Mount. design. acc. IEC 34-7
- IM B14/V18
- Net weight
- 68.4 lb
- Number of poles
- 4
- Power factor 1
- 0.82-0.76
- Product family
- MG, ML
- R1 ohm
- 3.95 ohm
- Range of ambient temperature
- -22 .. 140 °F
- Rated current
- 6.9 A
- Rated full-load torque 1
- 12.24 ft lb
- Rated power - P2
- 3 kW
- Rated speed
- 1440-1450 rpm
- Rated voltage
- 3 x 380-415D V
- Real Time
- Delivery date to be confirmed on Sales Order Update with real time availability and Net price
- Shaft diameter
- 1.1 in
- Standard
- IEC
- Starting current
- 700-770 %
- Thermal protec
- external
- Tropic protec
- no
- Type
- NCS 9000 gloss 40+-10 /E-coat
- Winding 2
- PHASE 2
- Winding 3
- PHASE 3
Dimensional Drawing
Wiring Diagram
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