Danfoss AVPL Self-Acting Differential-Pressure Controller DN 15, PN 16 (003L3640)
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Product Description
Danfoss AVPL (balancing valves), OEM order code 003L3640. Self-acting differential-pressure controller mounted in the return that holds a constant differential pressure across a heating or cooling circuit. Manufacturer description: AVPL PN16 15/2,5 0,05-0,25 ext. thr ret. connection/size DN 15, Kvs 2.5 m³/h, PN 16; max. differential pressure 4.5 bar, media/setting temperature 2 °C to 120 °C, body material DZR brass CuZn36Pb2AS (CW 602N). EAN 5714279007152. HS 8481.80. Specifications quoted verbatim from store.danfoss.com (code 003L3640).
Technical Specifications
- Brand
- Danfoss
- Part number
- 003L3640
- Code number
- 003L3640
- Type
- AVPL
- Product group
- Pressure flow controllers
- Description
- AVPL PN16 15/2,5 0,05-0,25 ext. thr ret
- Gross weight
- 0.673 Kilogram
- Net weight
- 0.621 Kilogram
- Actuator diaphragm material
- EPDM
- Application
- Heating and cooling
- Cavitation factor
- 0.5
- Connection size
- G 3/4 A
- Connection types
- External Thread
- Diameter [mm]
- 15 mm
- Differential pressure range [bar] [Max]
- 4.5 bar
- Differential pressure setting [bar] [Max]
- 0.25 bar
- Differential pressure setting [bar] [Min]
- 0.05 bar
- Flow control
- No
- Flow limitation
- No
- Function
- Diff. press. controller
- Function VSP - P
- Yes
- Function VSP - Q
- No
- Function VSP - T
- No
- Kvs values [m³/h]
- 2.5 m³/h
- Media pH [Max]
- 10
- Media pH [Min]
- 7
- Media temperature [°C] [Max]
- 120 °C
- Media temperature [°C] [Min]
- 2 °C
- Medium alternative
- Glycolic water up to 30%
- Mounting version
- Return
- Permissible media
- District heating/cooling circulation water
- PN alternative VSP
- 10
- Pressure class
- PN 16
- Pressure controller
- Differential pressure controller
- Pressure nominal [bar]
- 16 bar
- Setting Type
- Adjustable
- Stem position
- Normally open
- Valve body material
- DZR brass CuZn36Pb2AS (CW 602N)
- Valve cone DP material
- Stainless steel
- Valve seat material
- Stainless steel
- Valve size
- DN 15
- EAN
- 5714279007152
- HS code
- 8481.80 (taps, cocks, valves for pipes)
Standards & Compliance
- Size / Series
- DN 15
- Material
- DZR brass CuZn36Pb2AS (CW 602N)
- Pressure Rating
- PN 16; max. differential pressure 4.5 bar
- Temperature Range
- 2 °C to 120 °C
- HS Code
- 8481.80
Compatibility & Fitment
Genuine Danfoss part, order code 003L3640 (Pressure flow controllers). Confirm the code, size (DN 15) and matching valve/actuator family against your Danfoss datasheet before ordering.
Product Documentation
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Technical guides
- Cross-Referencing Danfoss Refrigeration Components by IMPA and OEM Code
- Danfoss Product Code Decoder — 003Z, 013G, 017B, 023U, 027L, 032F, 060G, 060H, 065B, 065Z, 068Z, 084H, 132F, 148B Series (Complete Reference)
- Danfoss Maneurop MTZ Reciprocating Compressors — Model Range, Voltage Codes and Replacement Guide
Catalogue entry last verified: 2026-08-24. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 003L3640?
- 003L3640 can be ordered from cballast.com as a Danfoss catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Danfoss product?
- The manufacturer part number is 003L3640.
- What is the HS code for 003L3640?
- The customs tariff (HS) code for 003L3640 is 8481.80.
- Who manufactures 003L3640?
- 003L3640 is a Danfoss product in the HVAC & Refrigeration range.
- Is a datasheet available for 003L3640?
- Yes — the 003L3640 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 003L3640?
- The minimum order quantity is 1.
- Is 003L3640 available?
- Yes — 003L3640 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).