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JQ - 600D(B) / 48 - 48BW 600a 48v Normal Close Doulbe Coils Dc Contactor Automobile Relay Used On Airport Tractors
1．Product description
JQ-600D(B)/48-48BW DC contactor has a set of bridge normally opened contactors with load current up to 600A. Accord with GB1408.4-2010/IEC60947-4-1:2009 Ed.3.0.MOD, YD/T585-2010. Suitable for communication power equipment electrical control device.
2. Order mark representation
JQ - 600D(B)/48 - 48BW
JQ: DC Ccontactor
100: Rated load 100A
D: Normally closed
(B): Communication power
A: Single coil
48: The contact voltage
48: The contact voltage
W: Bending mounting plate
3. Parameter table
| Parameter | Coil voltage of contact circuit |
| Voltage range | 6-220v |
| Coil power | 5-8w |
| Normal state | Normally closed |
| Main rated load current of contact circuit | 600A |
| Rated voltage of contact circuit | 6-80v |
| Sucking time | 40ms |
| Releasing time | 30ms |
| Mechanical life | 100000times |
| Electric life | 1000times |
| Coil resistance | 603.6-708.4Ω |
3. Safty and environmental protection criterion
(1) Comply with GB14048.4-2003 / IEC60947-4-1:2000 low voltage switching equipment and control equipment electromechanical contactor and motor starter standard.
(2) YD/T585-2010 General credit distribution equipment technical conditions.
4. Usage condition
| Ambient temperature | - 40 ~ + 60; storage and transportation: - 40 ~ + 70 |
| relative humidity | 98% at 40 |
| altitude | not more than 2000 meters |
| Vibration | 10-55hz |
| amplitude | 0.35mm |
| impact | 30m/s2 |
5. Verify the tightening torque of mechanical strength of threaded terminal
| The thread diameter( mm ) | Tightening torque (N.m) | instructions | |||
| Meter standard value | Diameter range | Ⅰ | Ⅱ | Ⅲ | First Ⅰ column: applicable to tighten without prominent headless screw and cannot be used outside the hole edge width is greater than the other screws at the top of the diameter of the screw driver tighten screw; The first Ⅱ column: suitable for screwdriver screw down the screws and nuts are available; The first Ⅲ columns: applicable to tighten the screw and nut is not available with a screwdriver. |
| 2.5 | ф≤2.8 | 0.2 | 0.4 | 0.4 | |
| 3 | 2.8<ф≤3.0 | 0.25 | 0.5 | 0.5 | |
| — | 3.0<ф≤3.2 | 0.3 | 0.6 | 0.6 | |
| 3.5 | 3.2<ф≤3.6 | 0.4 | 0.8 | 0.8 | |
| 4 | 3.6<ф≤4.1 | 0.7 | 1.2 | 1.2 | |
| 4.5 | 4.1<ф≤4.7 | 0.8 | 1.8 | 1.8 | |
| 5 | 4.7<ф≤5.3 | 0.8 | 2 | 2 | |
| 6 | 5.3<ф≤6.0 | 1.2 | 2.5 | 3 | |
| 8 | 6.0<ф≤8.0 | 2.5 | 3.5 | 6 | |
| 10 | 8.0<ф≤10.0 | — | 4 | 10 | |
| 12 | 10<ф≤12 | — | — | 14 | |
| 14 | 12<ф≤15 | — | — | 19 | |
6. Current heat raise curve
7. The schematic diagram of the terminal circuit
8. Same style products presentation