Hed4 Type Pressure Switch

Model NO.: HED40
Usage: Flow Control
Application: Industrial, Water Treatment, Household
Power: AC/DC
Trademark: KVN
Specification: CE
Origin: China
4 WE 4 61 D24 LS




D12 DIN





DEUTSCH





AMP





LEAD

1. General Specification:

Weight (Double Solenoids)
          kg 1.95
Weight (Single Solenoid)           kg 1.45
Mounting Place
Any Place
Surrounding Temperature        °C   -30 to +50 (nitrile rubber seal)
-20 to +50 (rubber seal)

2. Hydraulic Specification:

Max. Operating Pressure
MPa 31.5
Max. Pressure of T port MPa 21 (DC), 16 (AC)
Max. Flow Rate l/min 80 (DC), 60 (AC)
Flow area (middle position) mm² 6% nominal area (Q type), 3% nominal area (W type)
Liquid medium
Mineral Hydraulic Oil, Phosphate Oil
Oil temperature Fluctuation Range °C -20 to +80 (rubber seal), -30 to +80 (nitrile rubber seal)
Oil Cleaness
ISO4572: B10≥75 NAS1638: 9 grade
Oil Viscosity mm²/s 2.8-500


3. Electrical Specification:

Power 

DC, AC (50Hz)
Voltage Tolerance % -15 to +10
Reversing time ms 125-145 (DC), 10-20 (AC)
Reset time 100-250 (DC), 15-40 (AC)
Operating Mode ED% 100
Reversing Frequency time/h ≤ 15000 (DC), ≤ 7200 (AC, 50Hz)
Max. Solenoid Temp. °C 135 (B grade), 180 (H grade)
IP grade
IP65 (AMP: IP66, DC), Deutsch: IP69k
Power Voltage V 12 24 48 110 220
Power Type
DC DC DC AC AC

Power Frequency
Hz


50/60 50/60
Rated Power Consumption W 30 30 30

Operating current (20°C) A




0.27 (220V)
Starting current 0.72 (220V)




Important Notes:
To avoid unnecessary damage or malfunction of the equipment, please read this carefully:
1. Before assembling the product, ensure you understand its working conditions and necessary safety procedures.
2. Always use the product according to the instructions. If used for gas or flammable materials, or in high-temperature, high-humidity, or corrosive environments, choose suitable options.
3. Selecting the right power, voltage, and specifications is essential for the product's long-term performance and reliability.



Company Information:
Ningbo Kveina Electronic Technology Co., Ltd., established in 1991, was originally known as Fenghua Kai Ri Pneumatic Machinery Manufactory. The company specializes in manufacturing solenoid coils, explosion-proof solenoid coils, hydraulic pressure coils, solenoid connectors, and other valve components. Its products are widely used in industries such as pneumatic systems, refrigeration, oil, dust removal, construction machinery, textiles, automotive, medical technology, process control, and environmental engineering. The products are exported globally, including North America, South America, Europe, Southeast Asia, the Middle East, and Japan. The company has advanced production facilities, including winding machines, injection molding machines, and testing equipment, ensuring high-quality custom solutions for international clients. With a 15,000-square-meter standardized production base, the company has achieved ISO9001:2001, CE, and ISO/TS16949 certifications. It also holds "two certificates" from the national technical monitoring bureau, guaranteeing product quality and reliability. The company's core philosophy is to satisfy clients and win the market, with a strong focus on R&D, lean production, and customer service. The commitment to reliability, technical excellence, and service ensures long-term success in the industry.

SHAOXING KEQIAO FANEVER IMPORT AND EXPORT CO., LTD , https://www.sxfanever.com