BOSCH REXROTH
R901283003
- BOSCH REXROTH
- Material:R901283003
- Model:HED 3 OA4X/63K6/12
Due to extremely high demand, please call 877-366-7226 for availability
The Bosch Rexroth HED 3 OA4X/63K6/12 (R901283003) is a high-performance pressure switch designed for precision control in hydraulic systems. This device features an optional control lamp and can be connected electrically through either a cable gland or a connector, offering flexibility in integration with various systems. The model includes an optional lockable cap for enhanced security and safety, ensuring settings are maintained without unauthorized adjustments. It belongs to component series X, indicating it incorporates the latest technological advancements from Bosch Rexroth. With its robust construction, the HED 3 OA4X/63K6/12 is capable of withstanding a maximum operating pressure of up to 630 bar, making it suitable for use in demanding applications that require reliable pressure monitoring. The pressure switch comes with multiple pressure ratings options including 100, 250, 400, and 630 bar to cater to a broad range of requirements within hydraulic circuits. Moreover, this model has been certified by CCC (China Compulsory Certificate), which assures compliance with the necessary safety and quality standards for products sold within Chinese markets. This certification is particularly important for users who operate or sell machinery in regions where CCC accreditation is required. The Bosch Rexroth HED 3 OA4X/63K6/12 pressure switch is engineered for use in various applications where accurate pressure control is essential. Its ability to function under high-pressure conditions combined with customizable features makes it a versatile component suitable for enhancing system performance and reliability across different hydraulic applications.
|
01 |
02 |
03 |
04 |
05 |
06 |
07 |
|
|
HED 3OA |
4X |
/ |
* |
| 1) Mating connectors, separate order, see below. |
Type
|
Component series |
4X |
General
|
Weight |
m |
kg |
0.8 | |
|
Installation position |
any | |||
|
Ambient temperature ranges (NBR seals) |
ϑ |
°C |
-30 … +50 | |
|
Conformity/certification |
CE |
EN 61058-1:1993, IEC 60947-5-1 | ||
Hydraulisch
|
Pressure rating |
p |
bar |
25 | 63 | 100 | 200 | 400 |
|
Max. operating pressure 1) |
p |
bar |
30 | 70 | 110 | 210 | 420 |
|
Switching pressure differential range |
p |
bar |
2 … 23.5 | 4 … 59 | 5 … 94 | 10 … 190 | 15 … 380 |
|
Pressure adjustment range (decreasing) |
p |
bar |
1.5 … 25 | 4 … 63 | 6 … 100 | 10 … 200 | 20 … 400 |
|
Pressure adjustment range (increasing) |
p |
bar |
3.5 … 27 | 8 … 67 | 11 … 105 | 20 … 210 | 35 … 415 |
|
Hydraulic fluid temperature range (NBR seals) |
ϑ |
°C |
-30 … +80 | ||||
|
Viscosity range |
μ |
mm²/s |
10 … 800 | ||||
|
Maximum admissible degree of contamination of the hydraulic fluid 2) |
Class 20/18/15 according to ISO 4406 (c) | ||||||
| 1) | short-time |
| 2) | The cleanliness classes specified for the components must be adhered to in hydraulic systems. Effective filtration prevents faults and simultaneously increases the life cycle of the components. For the selection of the filters, see www.boschrexroth.com/filter. |
Elektrisch
|
Anschlussart |
Cable gland Pg 11; connector Pg 11 | |||
|
Protection class according to DIN EN 60529 |
IP65 (with mating connector mounted and locked) | |||
|
Line cross-section |
Mating connector, max. |
mm² |
1.5 | |
|
Cable gland, max. |
mm² |
1.5 | ||
|
Switching frequency, max. |
1/h |
1800 | ||
|
Switching accuracy (repetition accuracy) |
± 1 % of the set pressure | |||
|
Contact load |
AC voltage |
I |
250 V; 3 A | |
|
Direct voltage |
I |
40 V; 1 A; In case of DC voltage with inductive load, spark extinguishing is to be provided in order to increase the life cycle. | ||
|
Long-term drift of the switching points |
50,000 load cycles 1) |
+5 % of the maximum set pressure | ||
|
100,000 load cycles |
+10 % of the maximum set pressure | |||
| 1) | With more than 100000 load cycles, no statements with regard to a long-term drift can be made. |
For applications outside these parameters, please consult us!
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Spare parts & repair