BOSCH REXROTH
R900435578
- BOSCH REXROTH
- Material:R900435578
- Model:HED 1 KA4X/350KL24
Due to extremely high demand, please call 877-366-7226 for availability
The Bosch Rexroth HED 1 KA4X/350KL24 (R900435578) is a high-quality pressure switch designed for precise monitoring and control of hydraulic systems. This model, belonging to the component series X, is engineered to withstand maximum operating pressures up to 350 bar, with pressure ratings available in various configurations, including lower pressures of 100, 200, and 300 bar to suit different application requirements. The unit comes equipped with an optional leakage port and an optional control lamp that enhances its functionality and user-friendliness. The HED 1 KA4X/350KL24 features robust electrical connections with choices between a cable gland or a plugin connector, providing flexibility in system integration and maintenance. The presence of these options allows for easy installation and ensures reliable operation within diverse hydraulic circuits. Built with the precision that Bosch Rexroth is known for, this pressure switch is an essential component for applications demanding accurate pressure monitoring and safety. Its capabilities are particularly suited for use in environments where maintaining specific pressure levels is critical to the operation's success. The device's compact design does not compromise its performance or durability, making it an ideal choice for space-constrained applications that require reliable pressure management solutions. With its advanced features and customization options, the Bosch Rexroth HED 1 KA4X/350KL24 stands out as a versatile tool in the realm of hydraulic system components.
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01 |
02 |
03 |
04 |
05 |
06 |
07 |
08 |
09 |
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HED 1 |
A |
4X |
/ |
* |
|
01 |
Hydraulic/electric pressure switch |
HED 1 |
|
02 |
With leakage port |
K |
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Without leak connection |
O |
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|
03 |
Device type |
A |
|
04 |
Component series 40 … 49 (40 … 49: unchanged installation and mounting dimensions) |
4X |
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Type HED 1 K |
||
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05 |
Pressure rating maximum 100 bar |
100 |
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Pressure rating maximum 350 bar |
350 |
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Pressure rating maximum 500 bar |
500 |
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Type HED 1 O |
||
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Pressure rating maximum 50 bar |
50 |
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Pressure rating maximum 100 bar |
100 |
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Pressure rating maximum 350 bar |
350 |
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06 |
Cable gland |
no code |
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Plug-in connector 6-pole + PE |
K61) |
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|
07 |
without lamp |
no code |
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Lamp for 24 V (20 V to 35 V) |
L24 |
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Seal material |
||
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08 |
NBR seals |
no code |
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FKM seals (other seals upon request) |
V |
|
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Observe compatibility of seals with hydraulic fluid used. (Other seals upon request) |
||
|
09 |
Further details in the plain text |
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| 1) Mating connector, separate order, see below |
Additional preferred types and standard units are specified in the EPS (standard price list).
Type
|
Component series |
4X |
General
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Weight |
m |
kg |
1.2 |
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Installation position |
Any | ||
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Ambient temperature ranges (NBR seals) |
ϑ |
°C |
-30 … +50 |
|
Ambient temperature ranges (FKM seals) |
ϑ |
°C |
-20 … +50 |
Hydraulisch
|
Type / version |
HED 1 KA | HED 1 KA | HED 1 KA | HED 1 OA | HED 1 OA | HED 1 OA | ||
|
Pressure rating |
p |
bar |
100 | 350 | 500 | 50 | 100 | 350 |
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Max. operating pressure 1) |
p |
bar |
600 | 80 | 350 | |||
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Pressure adjustment range (decreasing) |
p |
bar |
3 … 92 | 6 … 325 | 10 … 465 | 2 … 45 | 3 … 82 | 6 … 295 |
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Pressure adjustment range (increasing) |
p |
bar |
6 … 100 | 10 … 350 | 20 … 500 | 3.5 … 50 | 8 … 100 | 20 … 350 |
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Maximum pressure at the leakage port |
p |
bar |
2 | |||||
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Hydraulic fluid temperature range (NBR seals) |
ϑ |
°C |
-30 … +80 | |||||
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Hydraulic fluid temperature range (FKM seals) |
ϑ |
°C |
-20 … +80 | |||||
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Viscosity range |
μ |
mm²/s |
10 … 800 | |||||
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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; plug-in connector Pg 11 | |||
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Protection class according to DIN EN 60529 |
IP65 (with mating connector mounted and locked) | |||
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Line cross-section |
Mating connector, max. |
mm² |
1.5 | |
|
Cable gland, max. |
mm² |
4 | ||
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Switching frequency, max. 1) |
Type HED 1 OA |
1/h |
3000 | |
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Switching accuracy (repetition accuracy) |
< 2 % of the set pressure | |||
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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. | ||
| 1) | shortly 1.5 1/s |
For applications outside these parameters, please consult us!
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Spare parts & repair