252
Series Plastic Valves
2
5mm, 38mm, and 50mm
Key Features
Specifications
(
1”, 1.5” and 2”) globe and angle
• Heavy-Duty Toro Solenoid provides
dependable operation and long life
• Recommended Flow Range:
• 1”– 19 to 76 LPM (5.0 to 20 GPM)
• 1 ½” – 114 to 303 LPM (25 to 70 GPM)
Extremely rugged residential/
commercial valves designed for reliable
performance and ready to withstand
the harshest conditions in any
commercial application.
•
High-Grade Construction made of durable
materials to resist wear
•
2” – 227 to 568 LPM (60 to 90 GPM)
•
Globe and Angle Configurations are easy to
use in any application
•
•
Operating Pressure: 1,4-10 Bar
(20 to 150 psi)
Solenoid: 24 VAC, 50/60 Hz
• Inrush: 0.30 amps, 7.20 VA
• Fabric-Reinforced Rubber Diaphragm
provides long-term tear and stretch tolerance
•
Water Flow Control Handle adjusts the flow
of each zone on a system
•
Holding: 0.20 amps, 4.80 VA
•
•
Burst pressure safety rating: 51 Bar (750 psi)
Dimensions:
•
Robust ABS Material ensures the valve will
resist heavy pressure and high flows without
damage
•
•
•
1” – 171 x 114mm (6 ¾” H x 4 ½” W)
1 ½” – 197 x 152mm (7 ¾” H x 6” W)
2” – 241 x 178mm (9 ½” H x 7” W)
Additional Features
➊
➋
➌
Manual bleed
screw
•
•
Globe and globe/angle built into one valve
Manual flow control
Options Available
Optional
flow control
•
89-7855 – Effluent Water Indicator Valve
Flow Control Knob
• External manual bleed
• 24” lead wires (1 ½” and 2” electric) or 18”
lead wires (1” electric)
Single-piece
rubber
diaphragm
•
Self-cleaning, stainless steel metering pin
(electric)
➍
➎
Stainless-steel
metering pin
•
Tough, glass-filled bonnet
Tough, glass-
filled cap and
body
• Single-piece diaphragm
252
Series Friction Loss Data (Metric)
LPM Flow
Size
Type
Config.
25
50
75
100
125
150
175
200
250
300
400
500
600
700
25mm
(1")
40mm"
(1½")
50mm
(2")
Globe
Angle
0,2
0,2
0,30
0,26
0,34
0,31
0,42
0,32
0,10
0,09
0,53
0,40
0,11
0,08
0,65
0,51
0,14
0,10
Electric
Electric
Electric
Globe
Angle
0,18
0,12
0,23
0,16
0,32
0,21
0,47
0,33
0,84
0,52
1,20
0,70
Globe
Angle
0,14
0,07
0,17
0,13
0,28
0,23
0,45
0,30
0,61
0,37
0,79
0,52
252
Series Plastic Valves – Specifying Information
252
Series Friction Loss Data (English)
252 - XX
- XX
GPM Flow
Size
Type
Config.
5
10
20
25
30
40
50
60
70
80
100
120
150
Model
Activation Type
Threads
Size
25mm
(1")
40mm"
(1½")
50mm
(2")
Globe
Angle
3.0
2.0
4.0
3.5
5.0
4.5
6.0
4.5
7.0
5.0
9.5
7.5
Electric
Electric
Electric
252–252
Series Valve
06–25mm (1”) Electric
Open Hydraulic
or 50mm (1½” or 2”) Electric
0 – NPT
5 – BSP
4–25mm (1")
6–38mm (1½”)
8–50mm (2”)
21–Normally
26–38mm
Globe
Angle
1.5
1.5
1.0
1.0
2.0
1.5
3.0
2.0
4.0
3.0
5.0
3.0
7.0
5.0
For Example: When specifying a 38mm (1½”) electric 252 Series valve, you would specify:
Globe
Angle
2.0
1.0
2.0
1.0
2.5
2.0
3.5
3.0
5.5
4.0
8.0
5.0
252-26-06
■
= Debris-resistant models
Note: For optimum performance when designing a system, be sure to calculate total friction loss to ensure sufficient downstream pressure. For
optimum regulation performance, size regulating valves toward the higher flow ranges. Flow rates are recommended not to exceed 5 psi (0,3 bar)
loss. U.S. values shown in psi. Metric values shown in bar. For kPa values, multiply tabular values by 100. For Kg/cm values, multiply tabular values
2
59
by 1,02.
| Categories | Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
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