B&R 8V1090.001-2
Modular mechanical design using plug-in modules Integrated line filter Integrated braking resistor All connections are made using plug-in connectors Integrated electronic restart inhibit Partially-coated circuit boards - more robust in regard to environmental influences ACOPOS servo drive, 3x 400-480 V, 8.8 A, 4 kW, coated, integrated line filter, braking resistor and electronic safe restart interlock
View on our store →Lifecycle & replacement
No manufacturer-published lifecycle data for B&R part numbers is indexed here yet. Ask IAC to check availability and an upgrade path.
Servo amplifiers, motors, encoders and cables are matched sets. If this part is no longer available in its original form, the manufacturer's newer generation usually will not pair with the rest of the axis, so an upgrade normally covers the drive, motor and cables together. Send us the nameplate details and we will confirm availability of an exact spare or scope a compatible upgrade.
IAC stocks legacy spares and exchange units and quotes upgrade paths. Send us the nameplate details and we will confirm a compatible replacement.
Technical specifications
General information
| Certifications / CE | Yes |
| Certifications / UKCA | Yes |
| Certifications / CRA (Cyber Resilience Act) | Non-compliant |
| Certifications / Functional safety | Yes |
| Certifications / UL | cULus E225616 Power conversion equipment |
| Certifications / KC | Yes |
| Note | Variant with partially coated printed circuit boards |
| B&R ID code | 0xA09B |
| Slots for plug-in modules | 4 |
Mains connection
| Permissible network configurations | TT, TN |
| Mains input voltage | 3x 400 VAC to 480 VAC ±10% 3x 230 VAC ±10% |
| Frequency | 50 / 60 Hz ±4% |
| Installed load | Max. 10 kVA |
| Inrush current at 400 VAC | 7 A |
| Switch-on interval | >10 s |
| Integrated line filter per EN 61800-3, category C3 | Yes |
| Power dissipation at device nominal power without braking resistor | Approx. 200 W |
DC bus connection
| DC bus capacitance | 470 µF |
24 VDC power supply
| Input voltage | 24 VDC ±25% |
| Input capacitance | 8200 µF |
| Current consumption | Max. 2.5 A + Current for motor holding brake |
Motor connection
| Reduction of continuous current depending on ambient temperature / Mains input voltage: 400 VAC / Switching frequency 5 kHz | No reduction |
| Reduction of continuous current depending on ambient temperature / Mains input voltage: 400 VAC / Switching frequency 10 kHz | 0.18 Aeff per °C (starting at 54°C) |
| Reduction of continuous current depending on ambient temperature / Mains input voltage: 400 VAC / Switching frequency 20 kHz | 0.18 Aeff per °C (starting at 30°C) |
| Reduction of continuous current depending on ambient temperature / Mains input voltage: 480 VAC / Switching frequency 5 kHz | No reduction |
| Reduction of continuous current depending on ambient temperature / Mains input voltage: 480 VAC / Switching frequency 10 kHz | 0.18 Aeff per °C (starting at 48°C) |
| Reduction of continuous current depending on ambient temperature / Mains input voltage: 480 VAC / Switching frequency 20 kHz | 0.18 Aeff per °C (starting at 18°C) |
| Reduction of continuous current depending on installation elevation / Starting at 500 m above sea level | 0.88 Aeff per 1000 m |
| Protective measures / Overload protection | Yes |
| Protective measures / Short-circuit and ground fault protection | Yes |
| Terminal connection cross section / Flexible and fine-stranded wires / With wire end sleeve | 0.25 to 4 mm² |
| Terminal connection cross section / Approbation data / UL/C-UL-US | 30 to 10 AWG |
| Terminal connection cross section / Approbation data / CSA | 28 to 10 AWG |
| Quantity | 1 |
| Continuous current | 8.8 Aeff |
| Peak current | 24 Aeff |
| Nominal switching frequency | 10 kHz |
| Possible switching frequencies | 5 / 10 / 20 kHz |
| Insulation stress of the connected motor per IEC TS 60034-25:2004 | Limit value curve A |
| Max. motor line length | 25 m |
| Max. output frequency | 598 Hz |
Motor holding brake connection
| Response threshold for open-circuit monitoring | Approx. 385 mA |
| Max. output current | 1 A |
| Max. number of switching cycles | Unlimited since implemented electronically |
Braking resistor
| Peak power output | 7 kW |
| Continuous power | 200 W |
Limit switch and reference inputs
| Electrical isolation / Input - ACOPOS | Yes |
| Electrical isolation / Input - Input | No |
| Input voltage / Nominal | 24 VDC |
| Input voltage / Maximum | 30 VDC |
| Switching threshold / Low | <5 V |
| Switching threshold / High | >15 V |
| Quantity | 3 |
| Circuit | Sink |
| Input current at nominal voltage | Approx. 4 mA |
| Switching delay | Max. 2.0 ms |
| Modulation compared to ground potential | Max. ±38 V |
Enable inputs
| Electrical isolation / Input - ACOPOS | Yes |
| Input voltage / Nominal | 24 VDC |
| Input voltage / Maximum | 30 VDC |
| Switching threshold / Low | <5 V |
| Switching threshold / High | >15 V |
| Switching delay / Enable 0 → 1, ready for PWM | Max. 100 µs |
| Switching delay / Enable 1 → 0, PWM off | Max. 2.0 ms |
| Quantity | 1 |
| Circuit | Sink |
| Input current at nominal voltage | Approx. 30 mA |
| Modulation compared to ground potential | Max. ±38 V |
| OSSD signal connections | Not permitted |
Trigger inputs
| Electrical isolation / Input - ACOPOS | Yes |
| Electrical isolation / Input - Input | No |
| Input voltage / Nominal | 24 VDC |
| Input voltage / Maximum | 30 VDC |
| Switching threshold / Low | <5 V |
| Switching threshold / High | >15 V |
| Switching delay / Rising edge | 52 µs ±0.5 µs (digitally filtered) |
| Switching delay / Falling edge | 53 µs ±0.5 µs (digitally filtered) |
| Quantity | 2 |
| Circuit | Sink |
| Input current at nominal voltage | Approx. 10 mA |
| Modulation compared to ground potential | Max. ±38 V |
Electrical properties
| Energy efficiency (IE classification) / Power dissipation relative to continuous apparent power | IE2 (10,25) 1.6% IE2 (50,25) 1.7% IE2 (10,50) 1.8% IE2 (50,50) 1.9% IE2 (90,50) 2% IE2 (10,100) 2.2% IE2 (50,100) 2.4% IE2 (90,100) 2.8% |
| Energy efficiency (IE classification) / Nominal losses in standby mode | 16.8 W |
| Discharge capacitance | 660 nF |
Operating conditions
| Permissible mounting orientations / Hanging vertically | Yes |
| Permissible mounting orientations / Horizontal, face up | Yes |
| Permissible mounting orientations / Standing horizontally | No |
| Installation elevation above sea level / Nominal | 0 to 500 m |
| Installation elevation above sea level / Maximum | 2000 m |
| Pollution degree per EN 61800-5-1 | 2 (non-conductive pollution) |
| Overvoltage category per EN 61800-5-1 | II |
| Degree of protection per EN 60529 | IP20 |
Ambient conditions
| Temperature / Operation / Nominal | 5 to 40°C |
| Temperature / Operation / Maximum | 55°C |
| Temperature / Storage | -25 to 55°C |
| Temperature / Transport | -25 to 70°C |
| Relative humidity / Operation | 5 to 85% |
| Relative humidity / Storage | 5 to 95% |
| Relative humidity / Transport | Max. 95% at 40°C |
Mechanical properties
| Dimensions / Width | 70.5 mm |
| Dimensions / Height | 375 mm |
| Dimensions / Depth | 235.5 mm |
| Weight | 4.4 kg |
Documentation & CAD
Files hosted by B&R Industrial Automation; links open the official download page.
Datasheets
Manuals
3D CAD models
ECAD / EPLAN
Certificates
Get a quote for a replacement
Industrial Automation Co. stocks, sources, and repairs B&R parts — new, refurbished, or exchange units with warranty.
Specifications from the official B&R product catalog. Always confirm against the datasheet for your exact revision.