This is Jason from Longsun Group.
We are a leading manufacturer in China, and manufacture electrical contact materials for 30 years. Now, we supply electrical rivet contacts, silver alloy contacts, silver tunsten contacts, contact points, bimetal clad strips.
Our product are widely used in Low and Middle Voltage product (switch, relays, circuit breaker and contactor), and serving Schneider, ABB, Siemens and so on.
If there any need, please feel free to contact us.
Product Introduction The JJJC7 AC enhanced contact relay is an important element in the interlocking equipment and the main equipment to ensure the safe operation of the system. The signal relay can control the switching, locking and unlocking of the turnout, and the opening and closing of the signal machine. Relays are widely used in railway signal technology, called signal relays, which are important components in railway signal technology. It plays an important role no matter as the core component of the relay signal system or as the interface component of the electronic or computer signal system. The reliability of the relay action directly affects the reliability and safety of the signal system. Product Usage The JJC7 AC enhanced contact relay is used in the distributed power supply screen. Features 1. The JJJC7 type relay is an AC 220V heavy spring force type reinforced contact electromagnetic relay. 2. The relay magnetic system is a clap-on AC magnetic system, which is composed of an iron core, a coil and an armature. 3. The use of silver-silver oxidation requires contacts, which has the characteristics of strong anti-adhesion and low contact resistance. 4. The relay contact system consists of two parts: ordinary contacts and enhanced contacts. There are two groups of moving on and off switching ordinary contacts; the two sets of moving on and off switching enhanced contacts, the structure of the ordinary contacts is the same as the stepless relay, and the strengthened contacts Specially designed high-power contacts. Applicable environment a) Ambient temperature: -40~+60; b) Relative humidity: not more than 90% (temperature +25C); c) Air pressure: not less than 70kPa (equivalent to an altitude below 3000m); d) Vibration: the vibration frequency is not more than 15Hz, and the amplitude is not more than 0.45mm; e) Working position: horizontal; f) There should be no harmful gas causing explosion hazard around, and good dust-proof measures should be taken. Insulation withstand voltage Under the standard atmospheric conditions of the test, the absolute resistance of the relay should not be less than 100MQ. Under the condition that the air pressure is not lower than 86kPa (equivalent to the altitude below 1000m), the insulation withstand voltage of the relay should be able to withstand AC sine wave 50Hz, 2000V rms voltage, there should be no breakdown flashover after 1min, the voltage when repeating the test Should be 75% of the original test voltage value.
Product Usage The JWJXC2-6800 type enhanced contact relay is used in the distributed power supply screen. Product function It is a commonly used electrical appliance in automatic control systems. It is used to connect and disconnect circuits, to issue control commands and reflect the status of equipment to form automatic control and remote control circuits. Applicable environment The applicable environment of the relay is: a) Ambient temperature: -40~+60 b) Relative humidity: not more than 90% (temperature +25); c) Air pressure: not less than 70kPa (equivalent to an altitude below 3000m); d) Vibration: the vibration frequency is not more than 15Hz, and the amplitude is not more than 0.45mm; e) Working position: horizontal; f) There should be no harmful gas causing explosion hazard around, and good dust-proof measures should be taken. test method Standard test conditions Temperature: +15â??~+45â??; Relative humidity: 45%~75% Air pressure: 86kPa~106kPa Requirements for testing measuring tools, meters, and power supply The accuracy of the measuring tool for measuring appearance and installation dimensions should not be less than 0.05mm; the accuracy of the feeler gauge should not be less than level 2; the measurement error of the force measurement should not be greater than 2%. The accuracy of the DC voltmeter and ammeter used for testing should not be less than 0.5, and the accuracy of the AC (50Hz) voltmeter and ammeter should not be less than 1. The power supply voltage should remain stable, and its fluctuation range should not exceed 5%. The DC power supply should be a DC generator, battery or AC full-wave rectifier power supply (except for special regulations, the ripple factor should not be greater than 5%). The waveform of the AC power supply should be a sine wave with a frequency of 50 Hz. Mechanical properties
Product Introduction The JJJC5 AC enhanced contact relay is an important element in the interlocking equipment, and the main equipment to ensure the safe operation of the system. The signal relay can control the switching of the turnout, lock and unlock the way, and control the opening and closing of the signal machine. Relays are widely used in railway signal technology, called signal relays, which are important components in railway signal technology. It plays an important role no matter as the core component of the relay signal system or as the interface component of the electronic or computer signal system. The reliability of the relay action directly affects the reliability and safety of the signal system. Product Usage The JJ small C5 AC enhanced contact relay is used as an indicator light power supply supervisory relay in the power supply screen of the small station. Mechanical properties Number of contact groups: 2QHJ; 2QH Identification pin number: 13, 43; Ordinary contact gap: not less than 1.3mm; Strengthen the contact gap: not less than 4mm; Ordinary pallet gap: not less than 0.35mm; Reinforce the gap of the support plate: not less than 0.1-0.3mm; Ordinary contact pressure: the dynamic contact point is not less than 250mN; the dynamic disconnection point is not less than 150mN; Strengthen the contact pressure: the dynamic contact point is not less than 600mN; the dynamic disconnection point is not less than 300mN; Contact uniformity error: not more than 0.20mm.
Product Introduction Relays are widely used in railway signal technology, called signal relays, which are important components in railway signal technology. It plays an important role no matter as the core component of the relay signal system or as the interface component of the electronic or computer signal system. The reliability of the relay action directly affects the reliability and safety of the signal system. Product Usage The JJC1 AC enhanced contact relay is a reversible motor control relay in the power supply screen. It can replace JZJXC-7200 rectifier strengthened contact relay. Features 1. The JJC type AC enhanced contact relay is an AC 24V heavy elastic type enhanced contact electromagnetic relay. 2. The relay magnetic system is a clap-on AC magnetic system, which is composed of an iron core, a coil and an armature. 3. It adopts silver-silver cadmium oxide contact, which has the characteristics of strong anti-adhesion and low contact resistance. 4. The relay contact system is composed of two parts: ordinary contacts and enhanced contacts. There are two groups of movable and broken ordinary contacts; four groups of movable and closed enhanced contacts. The structure of ordinary contacts is the same as that of non-polar relays. The enhanced contacts are specially designed high-power contacts. Mechanical properties Number of contact groups: 4QJ; 2H Identification pin number: 12, 54; Ordinary contact gap: not less than 1.3mm; Strengthen the contact gap: not less than 5mm; Ordinary pallet gap: not less than 0.35mm; Reinforce the gap of the support plate: not less than 0.1-0.3mm; Ordinary contact pressure: dynamic breaking contact is not less than 150mN; Strengthen the contact pressure: the moving and closing contact is not less than 600mN; Contact uniformity error: not more than 0.20mm.
Product Usage The JWJXC-7200 type stepless enhanced contact relay is used as a power supply supervisory relay for the electric point machine in the power supply screen of a large station. Product function JWJXC-7200 type stepless enhanced contact relay is a commonly used electrical appliance in automatic control systems. It is used to connect and disconnect circuits, to issue control commands and reflect the status of equipment to form automatic control and remote control circuits. Applicable environment The applicable environment of the relay is: a) Ambient temperature: -40~+60; b) Relative humidity: not more than 90% (temperature +25C); c) Air pressure: not less than 70kPa (equivalent to an altitude below 3000m); d) Vibration: the vibration frequency is not more than 15Hz, and the amplitude is not more than 0.45mm; e) Working position: horizontal; f) There should be no harmful gas causing explosion hazard around, and good dust-proof measures should be taken. product structure The electromagnetic system of the stepless strengthened contact relay is a stepless magnetic circuit with an enlarged size. The contact system is composed of two parts: a normal contact and a strong contact. The normal contact is the same as the stepless relay. Switches, switch start, etc.) designed contacts and isolator. Mechanical properties Number of contact groups: 4QJ; 2H Identification pin number: 14, 55; Strengthen the contact gap: not less than 7mm; Ordinary contact gap: not less than 4.5mm; Reinforce the gap of the support plate: generally not less than 0.35mm; Reinforce the gap of the support: the reinforcement is not less than 0.1-0.3mm;
Product Usage The JYJXC-135/220 type has a pole reinforced contact relay used as a switch control relay in a signal circuit. Applicable environment The applicable environment of the relay is: a) Ambient temperature: -40~+60; b) Relative humidity: not more than 90% (temperature +25C); c) Air pressure: not less than 70kPa (equivalent to an altitude below 3000m); d) Vibration: the vibration frequency is not more than 15Hz, and the amplitude is not more than 0.45mm; e) Working position: horizontal; f) There should be no harmful gas causing explosion hazard around, and good dust-proof measures should be taken. Mechanical properties Number of contact groups: 2DF, 2DFJ; Identification pin number: 15, 54; Contact gap: ordinary contact is not less than 4.5mm; reinforced contact is not less than 7mm; Pallet gap: ordinary contact point is not less than 0.35mm; Ordinary contact pressure: the positioning contact is not less than 150mN; the reverse contact is not less than 150mN; Strengthen the contact pressure: the positioning contact is not less than 400mN; the reverse contact is not less than 400mN; Contact uniformity error: between ordinary contacts and ordinary contacts, between ordinary contacts and reinforced contacts, no more than 0.2mm, between reinforced contacts and reinforced contacts, no more than 0.1mm. Positioning or reverse position holding force is not less than 4N;
Product Introduction The JWJXC-160 type stepless enhanced contact relay is an important element in the interlocking equipment and the main equipment to ensure the safe operation of the system. The signal relay can control the switching, locking and unlocking of the switch and the opening and closing of the signal machine. Its reliability, availability, maintainability and the entire sauna line are the keys to the safety of railway transportation and operation services. The automatic control systems in various fields all use relays. Relays are widely used in railway signal technology, called signal relays, which are important components in railway signal technology. It plays an important role no matter as the core component of the relay signal system or as the interface component of the electronic or computer signal system. The reliability of the relay action directly affects the reliability and safety of the signal system. Product Usage The JWJXC-160 type stepless strengthened contact relay is used as a phase-failure supervision relay in the power supply screen. Applicable environment a) Ambient temperature: -40~+60; b) Relative humidity: not more than 90% (temperature +25C); c) Air pressure: not less than 70kPa (equivalent to an altitude below 3000m); d) Vibration: the vibration frequency is not more than 15Hz, and the amplitude is not more than 0.45mm; e) Working position: horizontal; f) There should be no harmful gas causing explosion hazard around, and good dust-proof measures should be taken.
Product Usage The JZJXC-100 type rectifier strengthened contact relay is used as a power supply supervisory relay for the indicator light in the power supply screen. Applicable environment a) Ambient temperature: -40~+60 b) Relative humidity: not more than 90% (temperature +25C); C) Air pressure: not less than 70kPa (equivalent to an altitude below 3000m); d) Vibration: the vibration frequency is not more than 15Hz, and the amplitude is not more than 0.45mm; e) Working position: horizontal; f) There should be no harmful gas causing explosion hazard around, and good dust-proof measures should be taken. Mechanical properties Number of contact groups: 4QJ; 2H Identification pin number: 22, 32; Ordinary contact gap: not less than 1.3mm; Strengthen the contact gap: not less than 7mm; Ordinary pallet gap: not less than 0.35mm; Reinforce the gap of the support plate: not less than 0.1-0.3mm; Ordinary contact pressure: dynamic breaking contact is not less than 200mN; Strengthen the contact pressure: the moving and closing contact is not less than 600mN; Contact uniformity error: not more than 0.20mm. Electrical characteristics Rating: AC24V Magnetizing value: AC24V Release value: not less than AC4V Working value: not more than AC11V Coil resistance: 50 (1±10%) Q2 Coils are connected in series, connect 2, 3, use 1, 4
Product Usage The JZJXC-7200 rectifier enhanced contact relay is used as a reversible motor control relay in the power supply screen. Features 1. The JZJXC-7200 and JZJXC-100 relays are AC 220V, AC 24V heavy-elasticity reinforced contact rectifier electromagnetic relays, adopting the principle of "constant gravity" to force the moving and closing contacts to open when the coil is de-energized. 2. It adopts silver-silver oxide contact, which has the characteristics of strong anti-adhesion and low contact resistance. 3. The magnetic circuit adopts electromagnetic pure iron material with small residual magnetism, and a stop piece is installed at the closed position of the armature and the iron core to ensure the minimum air gap of the magnetic circuit, prevent the magnetization of the ferromagnetic parts of the magnetic circuit, and ensure the reliable fall of the relay. 4. The magnetic circuit system of the relay is basically the same as the JWJXC-7200 stepless enhanced contact relay. 5. The contact system is composed of two parts: ordinary contacts and reinforced contacts. There are two groups of moving and breaking ordinary contacts; four groups of moving and closing reinforced contacts without arc extinguishing magnets. The structure of ordinary contacts is the same as that of non-polar relays. The reinforced contacts are specially designed. Of high-power contacts. 6. The relay has a rectifier unit attached to it because there is no place to install the rectifier unit on the contact group. The rectifier unit is a full-wave rectifier composed of four 1N4007 silicon rectifier diodes. Applicable environment a) Ambient temperature: -40~+60; b) Relative humidity: not more than 90% (temperature +25C); c) Air pressure: not less than 70kPa (equivalent to an altitude below 3000m); d) Vibration: the vibration frequency is not more than 15Hz, and the amplitude is not more than 0.45mm; e) Working position: horizontal; f) There should be no harmful gas causing explosion hazard around, and good dust-proof measures should be taken.
