BOSCH REXROTH
R901276369
- BOSCH REXROTH
- Material:R901276369
- Model:HED 3 OA4X/200/12
Due to extremely high demand, please call 877-366-7226 for availability
The Bosch Rexroth HED 3 OA4X/200/12 (R901276369) is a high-quality pressure switch designed for precision and reliability in monitoring and controlling hydraulic pressure within a system. This device is part of the component series X, which signifies its robust construction and suitability for various hydraulic applications. With a maximum operating pressure of 200 bar, this model ensures accurate pressure management in systems requiring high-pressure capabilities. The pressure ratings for this switch include multiple ranges, specifically at 50, 100, 200, and 350 bar, providing versatility to match different operational requirements. The HED 3 OA4X/200/12 features an optional control lamp that offers immediate visual feedback on the system's status, enhancing safety and ease of monitoring. For connectivity, it offers flexibility with electrical connections possible either through a cable gland or a connector based on installation needs. Additionally, there is an option for a lockable cap which adds an extra layer of security by preventing unauthorized or accidental adjustments to the pressure settings. This Bosch Rexroth pressure switch is also CCC certified, ensuring that it meets stringent quality and safety standards required for use in various markets. The certification indicates compliance with Chinese regulations, making it suitable for international applications where such certifications are recognized or required. Overall, the HED 3 OA4X/200/12 (R901276369) by Bosch Rexroth stands out as a reliable component for hydraulic systems that demand precise control and monitoring of operating pressures within the specified ranges. Its optional features allow customization according to specific user needs while maintaining the quality standards associated with Bosch Rexroth products.
|
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