HMS01.1N-W0070-A-07-NNNN
HMS Axis Inverters
The Bosch Rexroth Indramat HMS01.1N-W0070-A-07-NNNN is a robust inverter in the HMS Axis Inverters series for industrial automated processes. With internal air cooling with integrated blower, a nominal DC bus voltage of 700 V, and IP20 protection, it delivers a rated maximum current of 70 A and an output voltage range of 0 to 500 VAC while accepting 254 to 750 V DC input.
Technical Specifications
Cooling Type
Internal Air with Integrated Blower
Design Version
1
Internal Power Supply
Not Equipped
Line Version
1
Nominal DC Bus Voltage
DC 700 V
Product Type
HMS
Protection Class
IP20
Rated Maximum Current
70 A
Frequently Asked Questions
How does IP20 protection affect where the drive can be located and what enclosure is needed?
IP20 protects against solid objects larger than 12 mm but offers no protection against liquids or dust ingress, so the drive must be installed inside a properly rated enclosure if there is risk of moisture, spray, or dust; also environmental sealing must consider wiring ingress points.
How does short-circuit current rating (42,000 A rms) affect protection device selection?
With such high prospective fault current, upstream fuses or circuit breakers must be chosen to interrupt safely without nuisance trips, be coordinated with the drive’s rating, and ensure downstream wiring, terminals, and protective devices can handle let-through energy (I²t) and potential arc flash hazards
For what kinds of industrial automation or robotics projects is this drive especially suitable?
Because of its high DC bus voltage, ability to deliver up to ~42.4 A continuously, and wide input range, it works well for medium-to-large servo motors in robotics arms, pick-and-place machines, large conveyors, or packaging lines with frequent speed/torque changes.
What are important considerations when integrating this inverter into a multi-axis system or using a common DC bus?
Shared DC bus or multi-axis setups require balancing energy flows (regeneration, braking), proper sizing of the DC supply and filtering, ensuring voltage ripple is controlled, and planning thermal distribution, as drives operating at different loads may impact each other; also firmware/configuration must support synchronization.
What are the implications of the 700 V nominal DC-bus voltage in the HMS01.1N-W0070-A-07-NNNN for system design?
Having a 700 V DC-bus allows handling higher power and longer cable runs with lower current, but demands insulation, spacing, and components rated for ≥700 V (e.g., capacitors, busbars) to maintain safety and avoid overvoltage stress.
Common Misspellings
HMS 01.1N-W0070-A-07-NNNN
HMS01-1N-W0070-A-07-NNNN
HMS011NW0070A07NNNN
HMS1.1N-W0070-A-07-NNNN
HMSO1.1N-W0070-A-07-NNNN
HMS01 1N W0070 A 07 NNNN
hms01.1n-w0070-a-07-nnnn
Internal Product Review
The Bosch Rexroth Indramat HMS01.1N-W0070-A-07-NNNN HMS Axis Inverter is designed with a nominal DC bus voltage of 700V and a maximum output current of 42.4A. It features internal air cooling and IP20 protection, making it suitable for industrial automation applications. This drive controller’s adjustable output voltage of up to 500VAC is ideal for use in robotics and manufacturing sectors.
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