Danfoss RLV-S DN 15 straight lockshield radiator valve — standard, manual shut-off (003L0454)

Danfoss RLV-S — manual return-side lockshield radiator valve for two-pipe hydronic heating systems, OEM order code 003L0454. The RLV-S is a return-side lockshield (isolating) valve: it lets an individual radiator be shut off for maintenance or removal without draining the rest of the system. Regulation and isolation are set with a 6 mm hex socket in the valve body, normally covered by a screw-on cap. This variant has a external-thread valve body (G 3/4 A union to the radiator). RLV-S DN 15, straight pattern, connection to system Rp 1/2, connection to radiator G 3/4 A (external thread), Kvs 2.2 m³/h. Body brass, finish Nickel plated. working pressure 10 bar, test pressure 16 bar, flow temperature up to 120 °C. Pair with a Danfoss RA-series thermostatic radiator valve on the flow side. Genuine Danfoss part; technical data quoted verbatim from store.danfoss.com (code 003L0454). OEM P/N 003L0454, EAN 5702425149719. Used in commercial refrigeration, provision-room cooling and reefer plant rooms across HFC, HFO and CO2 (R744) refrigerants.

Brand

Danfoss

Part number

003L0454

Type

RLV-S

Product group

Lockshield Valves

Description

Lockshield with external thread valve body

Function

Return-side lockshield / isolating valve

Design

Straight

Nominal size

DN 15

Connection to system

Rp 1/2

Connection to radiator

G 3/4 A

Connection types

External Thread

Tailpiece type

Standard

Kvs value

2.2 m³/h

Flow temperature (max)

120 °C

Working pressure (max)

10 bar

Test pressure

16 bar

Finish

Nickel plated

REACH candidate-list substances

Lead (CAS no. 7439-92-1)

Net weight

0.118 Kilogram

Gross weight

0.122 Kilogram

EAN

5702425149719

HS code

8481.80 (taps, cocks, valves for pipes, tanks, vats or the like)

Material

Body brass, Nickel plated

Pressure Rating

10 bar max working (test 16 bar)

Temperature Range

up to 120 °C (flow)

HS Code

8481.80