HMV01.1R-W0018

HMV IndraDrive Supply Units

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The HMV01.1R-W0018 from Bosch Rexroth Indramat features a rated output power of 18 kW and a DC bus voltage of 700 V. Part of the HMV IndraDrive Supply Units, this supply unit uses internal air with integrated blower and offers regenerative power supply configuration.

It includes reverse polarity and short circuit protection and has a built-in smart energy mode. It carries an IP20 protection rating and operates up to a maximum elevation height of 1000 MSL.

Technical Specifications

Cooling Method
Internal Air with Integrated Blower

Design Version
1

Series Version
01

Power Supply Configuration
Regenerative

Product Type
HMV Supply Unit

Rated Output Power
18 kW

DC Bus Voltage
700 V

Maximum Elevation Height
1000 MSL

Protection Rating
IP20

Reverse Polarity Protection
Available

Series
HMV Series

Short Circuit Protection
Available

Smart Energy Mode
Built in

Frequently Asked Questions

What are the wiring implications when using the Bosch Rexroth Indramat HMV01.1E-W0120-A-07-NNNN in a centralized DC bus architecture?

Because the module is “feeded” (no intermediate rectifier), all drives share the same DC bus, so wiring must accommodate full 120 kW current plus good conductor sizing to reduce voltage drop. Also requires proper busbar or cable layout and possibly redundant paths for reliability in multi-axis systems.

What is the practical impact of IP20 protection in an industrial environment?

IP20 guards against solid objects larger than 12 mm but offers no protection from water or fine dust, so the unit must be installed in clean, dry control cabinets and away from splash or wash-down zones. For harsher environments, additional enclosures or higher protection rated units will be required.

What spatial footprint and mounting position constraints should installers plan for?

The HMV01.1E-W0120 is compact but still requires clearances for airflow and service (terminal access, blower area). Mounting position must obey specs regarding orientation (vertical/horizontal) and spacing from other heat sources to avoid hotspots — which can degrade performance.

What is the startup behavior and transient performance of the HMV supply under abrupt load changes?

With its capacitance on the DC link (per datasheets) and blower cooling, the unit can buffer moderate sudden load spikes with less voltage droop; however very fast, large transient currents may still lead to voltage dips. Designers need to check dynamic loading of motors and possibly add additional capacitive buffering or oversizing.

What safety interlocks or signal interfaces are available for warning, error, and DC bus status?

According to the instruction manual, there are signal terminals (e.g. UD_1, UD_2, WARN_1, WARN_2) to indicate DC bus voltage status, warnings, and errors, usable in higher level safety logic. These allow external monitoring, interlocking, or shutdown in case of overtemperature, overload, or other fault-conditions.

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Internal Product Review

The Bosch Rexroth Indramat HMV01.1R-W0018 is a regenerative supply unit with 18 kW output power and 700 V DC bus voltage. It offers short circuit protection, reverse polarity protection, and a built-in smart energy mode. This unit is ideal for applications in industrial automation, robotics, and machinery.