BOSCH REXROTH
R901276353
- BOSCH REXROTH
- Material:R901276353
- Model:HED 3 OA4X/100/12
Due to extremely high demand, please call 877-366-7226 for availability
The Bosch Rexroth HED 3 OA4X/100/12 (R901276353) is a high-quality pressure switch designed for precise monitoring and control in hydraulic systems. This device falls under component series X, indicating it includes the latest technological enhancements from Bosch Rexroth. The pressure switch is capable of operating at a maximum pressure of 100 bar, with available pressure ratings at intervals including 50, 200, 250, and 315 bar to accommodate various application requirements. Equipped with a control lamp for status indication, the HED 3 OA4X/100/12 ensures easy monitoring of system performance. The model offers flexibility in terms of electrical connections; users can choose between a cable gland or connector based on their specific installation needs. Additionally, the presence of an optional lockable cap provides added security against unintended adjustments, maintaining system integrity. This pressure switch is CCC certified, assuring compliance with Chinese safety standards and confirming its suitability for use in applications within China that require certification. Whether used in industrial hydraulics or mobile equipment, the Bosch Rexroth HED 3 OA4X/100/12 offers reliable performance and contributes to the efficient operation of hydraulic systems by providing accurate pressure control and feedback.
|
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