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R911276427 (HVR03.1-W045N/S025)

HVR Power Supply Units

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The Bosch Rexroth R911276427 (HVR03.1-W045N/S025) is a Line 3, Design 1 HVR series power supply module engineered to provide regulated DC bus voltage for drive controllers within the DIAX04 chassis. It features a continuous output power of 45 kW, with capability for up to 135 kW peak output for 0.3 seconds and 104 kW for short durations of 3 seconds. The module accommodates a mains input voltage of 3 x AC 380 V to 480 V (±10%) and is equipped with a bleeder capable of absorbing up to 80 kW of regenerated power; maximum regenerated energy is 100 kWs. The unit measures 498 x 250 x 262 mm, weighs 31 kg, and utilizes internal air convection cooling via an integrated blower. A two-digit front display enables direct fault and operational status monitoring. A lifting device is required for safe replacement of the module.

Technical Specifications

Design
Line 3, Design 1

Use
DIAX04 Chassis

Continuous Output Power Rating
75 kilowatts

Peak power(10 sec)
100% of rated

Peak power(3 sec)
200% of rated

Peak power(0.3 sec)
300% of rated

DC Bus Peak Output
135 kilowatts

DC Bus Short Time Power
104 kilowatts

Regen Energy Max
80 kilowatts

Regen Power Continuous
45 kilowatts

Regen Power Peak
90 kilowatts

Cooling Mode
Convection Cooling

Dimensions
498 x 250 x 262 millimeters

Weight
31 kilogram

Display
Two-place display

Replacement
Identical unit required

Repairs
By Bosch Rexroth

Location of Type Plate
Top side of power supply unit.

Common Misspellings

1620 Old Apex Road
Cary, NC 27513, USA

Toll Free: 1-888-551-3082
International: 1-919-443-0207

Fax: 1-919-867-6204

[email protected]

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Indramat USA 1 Year Warranty

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We offer a repair service for the HVR03.1-W045N/S025.

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North Carolina Office

Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

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Toll Free: 1-888-551-3082
International: 1-919-443-0207

Indramat USA sells factory new and pre-owned surplus products and maintains channels to procure supply. Indramat USA is not affiliated with nor an authorized distributor or representative of any manufacturers, brands or products listed. Designated trademarks, brand names, and brands appearing herein are the property of their respective owners.