You are using an outdated browser. For a faster, safer browsing experience, upgrade for free today.

BOSCH REXROTH
R901276261

  • BOSCH REXROTH
  • Material:R901276261
  • Model:HED 2 OA3X/400K6L24

Due to extremely high demand, please call 877-366-7226 for availability

***Disclaimer: The following summary contains information gathered from various sources such as product descriptions, technical specifications and catalogs. While efforts have been made to provide accurate details, inaccuracies may occur. It is advised to verify all information by contacting Bosch Rexroth directly.***
The Bosch Rexroth HED 2 OA3X/400K6L24 (R901276261) is a high-quality pressure switch designed for precision monitoring and control in hydraulic systems. This model features an optional control lamp for easy status indication and can be connected electrically via a cable gland or connector, providing flexibility for various installation requirements. The lockable rotary knob ensures secure settings, preventing accidental adjustments that might occur in demanding environments. With its component series X, the HED 2 OA3X/400K6L24 is built to withstand maximum operating pressures up to 400 bar, making it suitable for use in applications with high-pressure demands. It offers pressure ratings at intervals of 50, 100, 200, 315, and 400 bar to cater to a broad range of hydraulic system requirements. The versatility of this pressure switch makes it an essential component for ensuring the safety and efficiency of hydraulic operations. Furthermore, this model from Bosch Rexroth has been CCC certified, attesting to its compliance with international safety standards. Its robust construction and reliable performance make it a preferred choice for maintaining precise control over hydraulic pressures in various applications. Whether used in industrial machinery or mobile equipment, the HED 2 OA3X/400K6L24 pressure switch is engineered to deliver consistent results and enhance system functionality.

01

02

03

04

05

06

HED 2 OA

3X

/

*

01

Bourdon tube pressure switch

HED 2 OA

02

Component series 30 ... 39 (30 ... 39: unchanged installation and connection dimensions)

3X

03

Pressure rating maximum 25 bar

25

Pressure rating maximum 63 bar

63

Pressure rating maximum 100 bar

100

Pressure rating maximum 200 bar

200

Pressure rating maximum 400 bar

400

Electrical connection

04

Cable gland

no code

Connector 6-pole + PE

K6 1)

05

without control lamp

no code

Control lamp for 24V (20V to 35V)

L24

06

Further details in the plain text

1) Mating connectors, separate order, see below.

Type

Component series

3X

General

Weight

m

kg

1

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

p

bar

1 2 2.5 5 7.5

Pressure adjustment range (decreasing)

p

bar

8 … 25 4 … 63 6 … 100 10 … 200 20 … 400

Pressure adjustment range (increasing)

p

bar

2.5 … 26 6 … 66 8.5 … 102.5 15 … 205 27.5 … 407.5

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!