MAC solenoid valve 451A-D0A-DM-DDAJ-1KD in stock

Brand

MAC/USA

Flow Direction

Other

3C Valve Category

Industry

Application Areas

Chemical, Petroleum, Mining, Road/Rail/Marine, Comprehensive

MAC Solenoid Valve 451A-D0A-DM-DDAJ-1KD In Stock

A malfunction of a MAC solenoid valve will directly affect the operation of switching and regulating valves. Common malfunctions include the solenoid valve not operating. The following troubleshooting steps should be taken:

1. Loose or detached solenoid valve wiring. The solenoid valve will not receive power. Tighten the wiring.

2. Burned-out solenoid valve coil. Disconnect the solenoid valve wiring and use a multimeter to measure. If an open circuit is detected, the solenoid valve coil is burnt out. This can be caused by moisture in the coil, leading to poor insulation and magnetic leakage, resulting in excessive current and burnout. Therefore, prevent rainwater from entering the solenoid valve. Additionally, an overly stiff spring, excessive reaction force, or insufficient coil turns can also cause the coil to burn out. In an emergency, the manual button on the coil can be switched from the normal "0" position to the "1" position to open the valve.

3. Solenoid Valve Jammed: The clearance between the solenoid valve's spool sleeve and valve core is very small (less than 0.008mm), and it is usually assembled as a single piece. When mechanical impurities are introduced or there is insufficient lubricating oil, it is easy to jam. A temporary fix is ​​to insert a steel wire through the small hole at the head to make it spring back. The fundamental solution is to disassemble the solenoid valve, remove the valve core and valve core sleeve, and clean them with CCI4 to ensure the valve core moves freely within the valve sleeve. During disassembly, pay attention to the assembly sequence of each component and the location of external wiring to ensure correct reassembly and wiring. Also check if the lubricator spray hole is blocked and if there is sufficient lubricating oil.

4. Air Leakage: Air leakage will cause insufficient air pressure, making it difficult for the forced valve to open and close. This is caused by damaged sealing gaskets or worn spool sleeves, resulting in air leakage between several cavities. When troubleshooting a solenoid valve malfunction in a switching system, choose an appropriate time to address the issue while the valve is de-energized. If the problem cannot be resolved within a single switching interval, suspend the switching system and address the issue at a later time.

Common Applications of MAC Solenoid Valves

A solenoid valve uses a single solenoid coil to generate magnetic attraction that overcomes spring pressure, actuating the valve core. It is simple in structure, inexpensive, and only performs on/off switching.

1. **Solenoid Valve:** Used for on/off control of liquid and gas pipelines, it is a two-position (DO) control. Generally used for small pipelines.

2. **Solenoid Valve:** Can only be used for on/off switching, it is a DO control and can only be used for small pipelines, commonly found in pipelines DN50 and below, rarely larger.

MAC solenoid valves currently hold a 26% market share in the United States. 45% of its customers are in packaging machinery, with the remainder in sorting machinery, tire machinery, mining, automotive, electronics, aluminum products, timber, paper, printing, food, and beverage industries. Its main features include:

1. Balanced valve design, response time unaffected by pressure changes;

2. Anti-jamming valve core protection design to prevent coil burnout;

3. Strong coil suction, ensuring fast and precise operation;

4. Automatic wear compensation, extending valve lifespan;

5. Air isolation for the coil, extending coil lifespan;

6. A full range of sizes available, M5-2 1/2" standard;

7. 18-month warranty.

MAC Valves currently holds a 26% market share in the US, with 45% of its customers in packaging machinery, and the remainder in sorting machinery, tire machinery, mining, automotive, electronics, aluminum, timber, paper, printing, food, and beverage industries.

MAC Valves Company Background Information:

Founded in January 1949, MAC is a multinational corporation specializing in the manufacture of compressed air valves. A Belgian branch was established in 1971, and a Pacific branch in New Zealand was established in 1984. Currently, the company employs 1200 people.

The company employs a sales agency system, with 64 agents across all continents worldwide.

For the past half-century, MAC has maintained its leading position in the compressed air valve manufacturing industry due to its superior design and manufacturing technology and numerous advantages. Before 1980, SMC's compressed air valves were manufactured using technology purchased from MAC.

The main characteristics of MAC compressed air valves are: superior design and manufacturing technology; rapid and reliable valve operation; long service life; low requirements for operating conditions, with no special requirements for air cleanliness (Note: Brands such as SMC and FESTO have strict requirements for air cleanliness; please refer to the relevant brand's brochure for details); additionally, MAC valves have the smallest external dimensions among compressed air valves of the same flow rate.

lMAC products are highly popular among users due to their superior performance, competitive prices, and excellent service. Statistics show that the company holds a 26% market share in the US market for air compressor valves.

Valve models include: 225B-121CA35A-ACA-DABA-1BA (220VAC), 411A-D0A-DM-DDAA-1BA, 34B-AAA-GDFA-1KV (24VAC PLUG-IN W/24V LED), 811C-PM-611JC-1524, 225B-111CAAA (24VDC 6W), 250B-611CAAA (8.5W 24VDC), 45A-AA1-DDAJ-0KA (24VDC 5.4W 120P), 225B-761JJ52A-11-D0B (24VDC), 45A-AC1-DDNA-1BA, and RFU-483 (Control Valve). PME-591DABE BOX-3225B-510JC DC24V 712C-12-PL-501JC DC24V 117B-121DAAA 612B-11-611JA

250B-501JA 35A-ACA-DDAA-1AB 45A-BC1-DDAA-1BA 55B-14-P1-501BA DC24V

116B-591B-AAA 55B-11-P1-111AA 6311D-112-DM-111DA 6321D-113-PM-111DA

6321D-513-PM-111D 6521B-010-PM-111DA 6521B-213-PM-111DA PR63A-21BA-9

6521B-313-PM-111DA 6521D-010-PM-111DA PR63A-23BA-9 166B-611JM IN400K-C

66B-611JM 2181 DC24V 8.5W 52A-11-A0B-GM-GEMO-1KJ MOD3638 IN200K-C

52A-11-D0A-DM-DDAJ-1KE 111B-121CAAA 117B-871JB 11B-111AAAA AC110/50HZ

KEY-25 Float Level Switch 111B-511JB DC24V Solenoid Valve 161B-501JB 161B-501JB DC24

117B-121JD AC220V/6.5W Solenoid Valve

161B-501JB DC24V/6W Solenoid Valve

6211C-251-PM-11DA

MAC-3 Level Switch

117B-291VAA 35A-AAA-DDAJ-1KD 35A-ACA-DDAA-1BA

111B-611JB / 24VDC 771108 55B-11-PO-111CA 55B-12-PI-121CA 2570 150 PSI

250-111CAAA 24VDC 58C-43-11CAVAC 70 150PSI IN411SB-C 35A-ACA-DDBA-1BA DC12V 5.4W 45A-SC2-DDFJ-4KD 411A-D0A-DM-24VDC DN6 5281-G1 DC24V

52A-11-D0A 24VDC DN20 55B-14-PZ-501BA 24VDC DN12 6311D351-PM-501DA-24VDC DN12 6321D351-PM-501DAN20 24V 821200 8001 G1/2 DC24V 45A-FA2-DABA-2CM

MVA3B-A-211-PM-XX1JB 35A-ACA-DDFA-1BA DC24V 41A-D0A-DM-DDAA-1BA 20TO 120PS1 DMB-DDAA-1BA 24VDC 5.4 45A-LAA-DFFJ-3KD 111B-501-BAAA

Our company primarily deals with European and American brands, and can source brands from any European country. For example, our key German brands include: FESTO, BURKERT, BOSCH-REXROTH, IFM, TURCK, P+F, BALLUFF, SICK, HIRSCHMAN, MURR, HYDAC, GSR, CROUZET, E+H, PILZ, HAWE, SIEMENS, STAUFF, EUCHNER, EMG, UNIVER, ATOS, NORGREN, and approximately 500 other brands of varying sizes from other European countries. We have cooperative relationships with approximately 500 other brands of varying sizes from across Europe.

We also have companies in the US, and cooperate with approximately 200 brands, including ASCO, Vickers, MAC, Parker, MOOG, Fairchild, Denison, Ross, UE, MTS, and GEFRAN.

We have agency rights for Japanese brands, such as CKD, TOYOOKI, NACHI, DAIKIN, SMC, KOGANEI, TACO, NOK, and TOKIMEC.

Our business scope includes:

Hydraulic components such as:

Solenoid directional valves, directional valves, check valves, stack valves, relief valves, counterbalancing valves, proportional valves, manual directional valves, flow valves, pressure reducing valves,

Throttle valves, pressure control valves, back pressure valves, filling valves, flow dividers, shuttle valves, pressure relays, cartridge valves, pneumatic valves, and piston pumps. Gear pumps, vane pumps, cycloidal hydraulic motors, oil coolers, hydraulic cylinders, etc.

Pneumatic components include:

Air source processor assemblies, filters, pressure regulating valves, oil feeders, solenoid valves, pneumatic valves, angle seat valves, manual valves, pull valves, foot valves,

Mechanical valves, check valves, vacuum generators, cylinders, magnetic switches, shock absorbers, pressure gauges, quick couplings, floating couplings,

Pressure gauge switches, water coolers, electric positioners, PU tubing, vacuum suction cups, oil filters, vibrators;

Electrical components include:

Relays, sensors, converters, proximity switches, encoders, programmable controllers;

The company maintains a large inventory, with standard parts readily available. To better serve customers in various industries, the company also distributes other spare parts, with professional sourcing channels and reasonable prices.

The company's products are widely used in industrial machinery, machine tools, plastic machinery, shoe machinery, brick machinery, metallurgy, mining, chemical industry, papermaking, coal mining, shipbuilding, power generation, construction machinery, environmental protection machinery, and many other fields.