Danfoss EV224B 15-25B NC/NO Installation guide

Type
Installation guide

Danfoss EV224B 15-25B NC/NO is a versatile valve designed for precise control of media flow in various applications. Its key capabilities include:

  • Normally Closed (NC) and Normally Open (NO) operation: Allows for flexible flow control based on your system requirements.

  • Wide Media Compatibility: Works with oil, water, and air, making it suitable for diverse applications.

  • Temperature Range: Operates effectively in temperatures ranging from -10°F to 60°F, ensuring reliable performance in various conditions.

  • Pressure Handling: Withstands a maximum pressure of 64 bar, making it suitable for demanding applications.

Danfoss EV224B 15-25B NC/NO is a versatile valve designed for precise control of media flow in various applications. Its key capabilities include:

  • Normally Closed (NC) and Normally Open (NO) operation: Allows for flexible flow control based on your system requirements.

  • Wide Media Compatibility: Works with oil, water, and air, making it suitable for diverse applications.

  • Temperature Range: Operates effectively in temperatures ranging from -10°F to 60°F, ensuring reliable performance in various conditions.

  • Pressure Handling: Withstands a maximum pressure of 64 bar, making it suitable for demanding applications.

IC.PI.200.D3.02 / 520B4289
© Danfoss A/S 12-2010 (AC-AKC/bpv)
032R9350
032R9350
Instruction
EV224B 15-25B
Normally Closed/Normally open (NC/NO)
Types
Type EV224B 15, 20, 25B Normally Closed (NC)
Type EV224B 15, 20, 25B Normally Open(NO)
NC
NO
Coil replacement
1. Before removing the coil, voltage
must be disconnected, otherwise
the coil will burn out.
2. Use a screwdriver to lever the coil
from the armature.
Mounting the valve
1. Clean the pipe system before
mounting the valve.
2. Mount lter in front of the
valve if there are impurities in
media.
3. The arrow cast on the body
and cover must point in the
direction of the ow.
4. Mount the valve as shown in
the pictures. The valve can be
mounted with a max. angle of
90° from upright position.
5. Use counterforce when tight-
ening up pipe connections,
i.e. use a spanner on both the
valve body as well as on the
pipe connector.
To be continued on page 2
Media temperature
Gasket materials Media Temperature
NBR Oil, water and air -10
o
F 60
o
F
© Danfoss A/S 12-2010 (AC-AKC/bpv)
IC.PI.200.D3.02 / 520B4289
2
Warning
6. The pipes on both sides of the
valve must be securely fastened.
7. Test the system.
Mounting the coil
1. Warning
Never switch on power to the
coil when the coil is dismounted
from the valve. Otherwise the
coil may be damaged and there
is risk of injuries and burns.
2. Mount the label on the coil and
put the armature tube label over
the tube.
3. Mount the O-ring.
4. Mount the coil on the valve.
The coil must CLICK in order to
be positioned correctly.
Spare parts kit
Normally closed valves (NC)
Test pressure
MAX. 64 bar
Armature, O-rings, spring,
diaphragm, armature tube assembly.
Armature unit assembly, O-rings,
spring, diaphragm
EV224B 15 B G12 /
N NC 000 /
032UXXXX / WWY /
made in XXXXXXX
Safe working pressure
Types Pressure
EV220B 15,20 and 25B (NC/NO) 40 bar
Spare parts kit
Normally open valves (NO)
Valve type Seal material Code no.
EV224B 15B NBR 032U6156
EV224B 20B NBR 032U6158
EV224B 25B NBR 032U6160
Valve type Seal material Code no.
EV224B 15B NBR 032U6157
EV224B 20B NBR 032U6159
EV224B 25B NBR 032U6161
Pin
0.5 mm
Cleaning
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  • Page 2 2

Danfoss EV224B 15-25B NC/NO Installation guide

Type
Installation guide

Danfoss EV224B 15-25B NC/NO is a versatile valve designed for precise control of media flow in various applications. Its key capabilities include:

  • Normally Closed (NC) and Normally Open (NO) operation: Allows for flexible flow control based on your system requirements.

  • Wide Media Compatibility: Works with oil, water, and air, making it suitable for diverse applications.

  • Temperature Range: Operates effectively in temperatures ranging from -10°F to 60°F, ensuring reliable performance in various conditions.

  • Pressure Handling: Withstands a maximum pressure of 64 bar, making it suitable for demanding applications.

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