4JRXM-1 Small General-Purpose Relay
Environmental Characteristics
|
No. |
Parameter | Environmental Specification | ||||
|
1 |
Quality Grade | Ⓙ, G | G+ | J/K | ||
|
II |
IV |
|||||
|
2 |
Temperature Range | (℃) | -55~85 | -65~105 | ||
|
3 |
Relative Humidity | (40±2) ℃, 95%~98% | (40±2) ℃, 90%~95% | |||
|
4 |
Low Pressure | (kPa) | 0.67~0.27 |
4.39 |
||
| 5 | Sinusoidal Vibration | (Hz) |
10~2000 |
|||
| (m/s2) | 150 | 196 | 150 |
196 |
||
| 6 | Random vibration | (m/s2)2/Hz | — | 10 |
25 |
|
|
7 |
Shock |
(m/s2) | 500 |
735 |
||
| 8 | Constant Acceleration | (m/s2) | 500 | 735 | 490 |
735 |
Main Characteristics
(The following table list J / K product indicators, other quality levels, please refer to their respective specifications)
|
Contact Arrangement |
4 PDT | Operating Time (ms) | ≤10 | ||
|
Coil Power (W) |
1.87 | Release Time (ms) | ≤5 | ||
|
Leak Rate (Pa.cm3/s) |
≤1×10-2 | Load Ratings | Resistive | 2A, 28V d.c. | |
|
Contact Resistance(Ω) |
Initial | ≤0.05 | Inductive | 0.3A, 28V d.c., 200mH | |
|
After Life |
≤0.1 |
Light |
0.1A, 28V d.c. | ||
| Insulation Resistance (MΩ) | Normal | ≥10000 (100Vd.c.) | Low level |
10~50 µA, 10mV~50mV |
|
| High Temp./Humidity | ≥100 (100Vd.c.) | Life Time (Cycles) |
1×105 |
||
| Dielectric Strength (50Hz) | Normal |
≥500 |
|||
| Low pressure | ≥350 | Overload rating |
Resistive, 4A, 28V d.c. |
||
| Weight (g) | ≤32 | failure rate |
L level |
||
Electrical Specification
|
Specification No. |
Coil Voltage | 25℃ | Overall Temperature Range | ||||
|
Normal |
Max | Coil resistance (Ω)
(1±6%) Ω |
Operating Voltage max | Release Voltage (min) | Operating Voltage max |
Release Voltage (min) |
|
| 028 | 28 | 30 | 420 | 17 | 2 | 23 |
1 |
Dimensions |
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 |
 |
 |
 |
| Mounting Style C (2) | Mounting Style A (0) | Mounting Style B (3) | Mounting Style D (4) |
| Note Vibration sensitive direction: Horizontal | |||
Circuit Diagram |
Resistive Load Diagram |
 |
 |
Order Mark
- J/K grade product:
Example: J65 / RY20038-028 L/22 4JRXM-1
| J | 65 | / | RY20038 | – | 028 | L | / | 2 | 2 | 4JRXM-1 |
| Military sign | General specification number | Detailed specification number | Coil voltage | Failure rate | Mounting style | Terminal form | Product number |
Detailed specification: Q/RY20038-2003
- G+ grade military product:
Example: 4JRXM-1-28 C
| 4JRXM-1 | – | 28 | C |
| Product number | Coil voltage | Mounting style |
Detailed specification: Q/RYJ0135A-99
- G grade military product:
Example: 4JRXM-1/II28C
| 4JRXM-1 | / | II | 28 | C |
| Product number | Environmental rating | Coil voltage | Mounting style |
Detailed specification: Q/RY.J0101-90
