← howitworks
BP-019 · Solenoid valve
‹ BP-018
All sheets
BP-020 ›
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
A
A
B
B
C
C
D
D
E
E
F
F
106
G1/2
42
3.20
21
20
14
11
15
18
9
8
1
17
16
19
10
12
6
P
C
AXIAL SECTION
SCALE 2:1
DETAIL P
PILOT AND BLEED · SCALE 5:1
h=0.00
13
3
2
5
4
1
2
24 V DC 10 W
72
50
□38
7
VIEW C
FROM ABOVE · PORT 1 IN, 2 OUT · SCALE 2:1
0.00
0.25
0.50
I, A
0
2
4
LIFT, mm
0
25
50
Q, L/min
0
200
400
600
800
1000
1200
1400
TIME t, ms (SHOWN 10× SLOWER)
ON
OFF
DIAGRAM 1
SOLID: PLUNGER · DASHED: DIAPHRAGM · ACCENT: WATER · THIN: LAST CYCLE
0
5
10
15
20
25
30
0.5
1.0
1.5
2.0
2.5
3.0
3.5
MAGNETIC AIR GAP g, mm
FORCE, N
DIAGRAM 2
BOLD: PULL AT 0.43 A · DASHED: SPRING + PILOT · THIN: THIS CYCLE
NOTES
1. COIL 24 V DC, R 55.9 Ω, 0.43 A, 10.3 W; L/R 4 ms OPEN GAP, 18 ms SHUT.
2. PILOT Ø1.6 DRAINS THE CHAMBER, BLEED Ø0.8 REFILLS IT: Δp 0.3 TO 5.1 bar (MOPD).
3. AT 3 bar: Q 35 L/min, Kv 4.1 m³/h; DIAPHRAGM FOLLOWS PLUNGER.
4. SHUTS IN 719 ms: SURGE 0.6 bar IN 12 m OF Ø22, NOT 23 bar.
5. WATER STIPPLED, DENSITY = PRESSURE. POLE, NUT, WASHER NOT CUT.
ITEM
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
DESCRIPTION
VALVE BODY G1/2, DN13 SEAT
DIAPHRAGM Ø35, FABRIC INSERT
PILOT SLEEVE, ORIFICE Ø1.6
SUPPORT WASHER Ø12×1
BLEED BUSH, ORIFICE Ø0.8
COVER 50×50
CAP SCREW M5×16 ISO 4762
O-RING 20×1.8 ISO 3601
TUBE BASE M18×1
ARMATURE TUBE Ø13×0.5
POLE PIECE WITH STUD M6
PLUNGER Ø11.2
PILOT SEAL Ø4×2
PLUNGER SPRING Ø0.4, 8 TURNS
COIL BOBBIN
WINDING 2700 TURNS Ø0.28
YOKE FRAME 2 mm
YOKE PLATE 3 mm
COIL HOUSING, OVERMOULDED
WASHER 6.4 ISO 7089
HEX NUT M6 ISO 4032
MATERIAL
CW617N, HOT-FORGED
EPDM 70
CW614N
CW614N
1.4305
CW617N
A2-70
EPDM 70
CW614N
1.4306
1.4105
1.4105
FKM 75
EN 10270-3 1.4310
PA66-GF30
Cu-ETP, GRADE 2
DC01
DC01
PA6-GF30
A2
A2-70
QTY
1
1
1
1
1
1
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
TITLE
SOLENOID VALVE 2/2 NC · G1/2
DWG NO
BP-019
SCALE
2:1
SIZE
A2
SHEET
1 / 1
DRAWN
CLAUDE
DATE
2026-10-15
MATERIAL
SEE PARTS LIST
GENERAL TOL.
ISO 2768-m
UNITS
mm · bar (gauge)
LIVE, 10× SLOWER · SPACE OR TAP SWITCHES THE COIL · ↑ ↓ OR DRAG SETS SUPPLY
Space
or tap: switch the coil ·
↑
↓
or drag: supply pressure ·
S
slower
blueprint
paper
dark
3D view →