What is the maintenance schedule for the Delta Pump AD2 L2?

We recommend a full seal kit replacement every 500-1000 operating hours depending on application. Oil changes should be performed every 250 hours. Contact our service team for a customized maintenance plan.

DeltaOil Pumps

Delta Pump AD2 L2

SKU 3G-CBM-01891

Also listed as: DEL 03602 · DEL-03602

Brand

Delta

Item

Pump AD2 L2

Technical Specifications

Delta

coil type

NF84 (with connector plug) 

hub diameter

Ø32 

oil viscosity

1.2–12 cSt 

shaft diameter

Ø8

inlet connection

G1/4 

minimum pressure

2.5 bar 

rotation options

R (clockwise), L (counter-clockwise) 

return connection

G1/4 

max rotation speed

3500 rpm 

pump type variants

Type A (with solenoid valve), Type AD (without solenoid valve) 

max oil temperature

60°C 

max starting torque

0.1 Nm 

pipe system options

1-pipe, 2-pipe 

coil voltage options

230 VAC 50/60 Hz, 110 VAC 50/60 Hz, 24 VAC 50/60 Hz 

standards compliance

EN 225-1, ISO 228-1 

pump housing material

aluminium 

nozzle port connection

G1/8 

standard strainer area

11 cm² 

max suction line vacuum

0.5 bar 

max return line pressure

2 bar 

adjustable pressure range

6–20 bar 

cartridge filter location

front side 

max suction line pressure

2 bar 

standard strainer material

stainless steel mesh 

biodiesel version available

Yes (B prefix) 

standard strainer mesh size

130 µm 

low viscosity fuel threshold

2.5 cSt 

vacuum gauge port connection

G1/8 

nonferrous metals free version

Available on request 

pressure gauge port connection

G1/8 

low viscosity fuel max pressure

12 bar 

View Full Spec Sheet

Technical Documents

(1)

Technical Document 1

PDF Document

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Delta Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Delta Pump AD2 L2 is an oil pump without solenoid valve, designed for industrial fuel and lubricant applications across SE Asia. It features a NF84 coil with connector plug, aluminium housing, and supports oil viscosity from 1.2–12 cSt with maximum operating temperature of 60°C and speed of 3500 rpm. The unit offers clockwise or counter-clockwise rotation, adjustable pressure range of 6–20 bar, dual pipe-system options (1-pipe or 2-pipe), and is available in coil voltages 230 VAC, 110 VAC, or 24 VAC (50/60 Hz); a biodiesel-compatible variant is also available. 3G Electric supplies this unit with full DDP delivery throughout Singapore and SE Asia.

Used in

Common applications for Delta

Oil burner heating systems — Delta VM1 and VM2 fuel unit pumps delivering 35–55 l/h at 20 bar pressure setting

Industrial lubrication circuits — Delta A-series and A2-series pumps with 130 µm stainless steel strainers at 10 bar pressure

Hydraulic equipment integration — Delta AD-series pumps rated 3500 rpm with 32 mm hub diameter for modular system assembly

Burner nozzle supply — Delta fuel units with G1/8" nozzle port and solenoid valve integration for atomization control

Replacement pump specification — Delta cable assemblies (700 mm, 3-core) for retrofit and maintenance of existing burner equipment

Multi-stage heating plant operation — Delta VM2 models with 150 µm nylon filtration for continuous-duty burner fuel supply

Delta Products

3G Electric supplies Delta oil pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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