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General information
Certifications
CE Yes
KC Yes
UL UL E225616
Power conversion equipment
Motor power
Listed on nameplate 3 kW (- HP)
Mains connection
Mains input voltage 3x 380 VAC -15% to 500 VAC +10%
Frequency 50 to 60 Hz ±5%
Apparent power (at 500 VAC) 7.3 kVA
Max. assumed short-circuit current (Isc)
(short-circuit current at connection point)
5 kA
Inrush current Max. 10 A
Mains current
At 380 VAC 11.1 A
At 500 VAC 8.4 A
Power dissipation at nominal load and nominal clock frequency 100 W
Integrated EMC filter Yes
Line-conducted and radiated emissions
With integrated filter
Motor cable length per IEC/EN 61800-3
Cat. C1 environment 1 (public power system)
-
Motor cable length per IEC/EN 61800-3
Cat. C2 environment 1 (public power system)
C2 level from 4 to 12 kHz with 5 m cable
Motor cable length per IEC/EN 61800-3
Cat. C3 environment 2 (industrial power system)
5 m
With add-on filter 8I0FT015.200-1
With add-on filter
Motor cable length per IEC/EN 61800-3
Cat. C1 environment 1 (public power system)
C1 level from 2 to 16 kHz with 20 m cable
Motor cable length per IEC/EN 61800-3
Cat. C2 environment 1 (public power system)
C2 level from 2 to 16 kHz with 50 m cable
Motor cable length per IEC/EN 61800-3
Cat. C3 environment 2 (industrial power system)
50 m
Motor connection
Nominal output current 7.1 A
Derating of continuous output current depending on ambient temperature
At nominal clock frequency (4 kHz) No derating (up to 50°C)
Other clock frequencies The derating curves are included in the installation instructions, which can be downloaded from the website (www.br-automation.com).
Derating of continuous output current depending on installation elevation
Starting at 1000 m above sea level 1%, per 100 m
Max. transient current for 60 s 10.7 A
Max. transient current for 2 s 11.7 A
Output frequency range 0.1 to 599 Hz
Nominal clock frequency 4 kHz
Clock frequency
Min. 2 kHz
Max. 16 kHz
Braking torque
With braking resistor Up to 170% of the rated motor torque
Max. motor cable length
Shielded cable 50 m
Non-shielded cable 100 m
Motor control profiles
Induction motor Sensorless vector control:
1. With V/f characteristic curve for constant torque
→ Default profile
2. With V/f characteristic curve for quadratically increasing torque
→ Energy-saving profile e.g. for fans and pumps
Sensorless slip control:
1. With V/f characteristic curve for constant torque
→ Default profile
2. With V/f characteristic curve for constant torque (6 f ranges)
→ Profile for individual special applications
3. With V/f characteristic curve for quadratically increasing torque
→ Energy-saving profile e.g. for fans and pumps
Synchronous motor Sensorless vector control:
1. With V/f characteristic curve for constant torque
→ Default profile
Main protective functions of inverter Thermal protection against the power stage overheating
Protection against: Short circuits between motor phases, overcurrent between output phases and ground, overvoltages on the DC bus, exceeding the limit for rotary speed. Safety function for: Overvoltage and undervoltage on the mains supply, mains phase failure on a 3-phase supply
Brake chopper
Integrated dynamic brake transistors Yes
Min. resistance value (external) 54 Ω
24 VDC power supply
Input voltage 24 VDC (-15%/+20%)
Current Max. 1.1 A
Available internal power supplies
Output voltage 24 VDC 24 VDC (-15%/+20%)
Output voltage 24 VDC
Max. output current at 24 VDC 100 mA
Output voltage 10 VDC 10 VDC (-0%/+10%)
Output voltage 10 VDC
Max. output current at 10 VDC 10 mA
Interfaces
POWERLINK
Type Type 2
Digital inputs
Quantity 6
Nominal voltage 24 VDC (max. 30 V)
Input circuit Source or sink
Input circuit
Current consumption 7 mA
Electrical isolation
Input - ACOPOSinverter Yes
Input - Input No
Sampling time 8 ms ±0.7 ms
Input impedance 3.5 kΩ
Digital input 5
Max. input frequency 20 kHz
Safe input - STO (Safe Torque Off)
Quantity 1
Nominal voltage 24 VDC
Input impedance 1.5 kΩ
Input impedance
Current consumption 16 mA
Switching threshold
Low <2 V
High >17 V
Electrical isolation
Input - ACOPOSinverter Yes
Input - Input No
Input circuit Sink
Sampling time 4 ms
Analog inputs
Quantity 3
Electrical isolation
Input - Input No
Input - ACOPOSinverter Yes
Input
Voltage 0 to 10 V, ±10 V
Current 0 to 20 mA (or 4 to 20 mA)
Resolution 10-bit
Sampling time 2 ms
Input impedance
Voltage 30 kΩ
Current 250 Ω
Digital outputs
Quantity 1
Nominal voltage 24 VDC
Max. voltage 30 VDC
Output circuit Source or sink
Sampling time 2 ms
Max. current 100 mA
Relay outputs
Quantity 2
Nominal voltage 30 VDC / 250 VAC
Switching capacity R1, with a resistive load (cos phi = 1): 3 A at 250 VAC,
R1, with a resistive load (cos phi = 1): 4 A at 30 VDC,
R1, R2, with an inductive load (cos = 0.4 and L/R = 7 ms): 2 A at 250 VAC,
R1, R2, with an inductive load (cos = 0.4 and L/R = 7 ms): 2 A at 30 VDC,
R2, with a resistive load (cos phi = 1): 5 A at 250 VAC,
R2, with a resistive load (cos phi = 1): 5 A at 30 VDC
Variant
Relay 1 1 changeover contact
Relay 2 1 normally open contact
Electrical isolation
Output - ACOPOSinverter Yes
Output - Output No
Response time (max.) 2 ms
Analog outputs
Quantity 1
Output 0 to 10 V or 0 to 20 mA
Electrical isolation
Output - ACOPOSinverter Yes
Output - Output No
Max. load impedance
Voltage 470 Ω
Current 800 Ω
Update time 2 ms
Resolution 10-bit
Operating conditions
Degree of protection per EN 60529 IP20
Relative humidity per IEC 60068-2-3 5 to 95%, non-condensing
No dripping water
Maximum installation elevation Up to 2000 m
Max. pollution degree per IEC/EN 61800-5-1 2 (non-conductive pollution)
Ambient conditions per IEC 60721-3-3 Class 3C3 and 3S3
Operating position Vertical installation ±10%
Ambient conditions
Temperature
Operation -10 to 50°C without derating
50 to 60°C with derating
Storage -25 to 70°C
Max. vibration resistance 1 gn 13 to 200 Hz EN/IEC 60068-2-6
1.5 mm peak to peak 3 to 13 Hz EN/IEC 60068-2-6
Mechanical properties
Dimensions
Width 60 mm
Height 317 mm
Depth 245 mm
Weight 2.122 kg
Material number:
8I74T400300.01P-1
Description:

ACOPOSinverter P74, 3x 380 to 500 V,3 kW, integrated EMC filter andbrake chopper,shield plate included in delivery,POWERLINK interface

For revision information, see the following model numbers:
8I74T400300.010-1
8I0IF108.400-1

Optional Accessories
ACOPOSinverter P74/P76 - Additional EMC input filters
8I0FT025.200-1 EMC filter 3-phase 25 A, side installation for ACOPOSinverter P74 3x 380 to 500 V, 2.2 to 4 kW
ACOPOSinverter P74/P76 - DC bus cable
8I0XC003.400-1 DC bus cable, 0.18 m, 5 pcs., for ACOPOSinverter
ACOPOSinverter P74/P76 - Fan
8I0XF074.020-1 Fan for ACOPOSinverter P74/P76 1x 200 to 240 V, 1.1 to 2.2 kW and 3x 380 to 500 V, 2.2 to 4 kW
ACOPOSinverter P74/P76/P84 - Line chokes
8I0CT010.000-1 Mains choke 3-phase 10 A, for ACOPOSinverter P74 3x 380 to 500 V, 2.2 to 4 kW, for ACOPOSinverter P84 3x 200 to 240 V, 1.5 to 2.2 kW and 3x 380 to 480 V, 2.2 to 4 kW
ACOPOSinverter P74/P84 - Braking resistors
8I0BR100.000-1 Braking resistor 100 Ω, continuous braking power 0.05 kW, for ACOPOSinverter P74/P76 1x200 to 240 V, 0.18 to 1.5 kW and 3x 380 to 500 V, 0.37 to 4 kW for ACOPOSinverter P84 3x 200 to 240 V, 0.37 to 0.75 kW and 3x 380 to 480 V, 0.75 to 4 kW
Automation Studio HW Upgrades Version (Date) Download
V3.0 HW Upgrade (8I74xxxxxxx.01P-1) EXE / 22 MB
V3.0 HW Upgrade (8I74xxxxxxx.01P-1) EXE / 22 MB
V4.0 HW Upgrade (8I74xxxxxxx.01P-1) EXE / 22 MB
V4.0 HW Upgrade (8I74xxxxxxx.01P-1) EXE / 22 MB
Certificates Version (Date) Download
Certificate ACOPOSinverter P66/P74/P76 Safety PDF / 735 KB
Documentation Version (Date) Download
ACOPOSinverter P74 User's Manual PDF / 27 MB
M-CAD (Mechan. Templates) Version (Date) Download
3D File DXF/STEP 8I74T400300 ZIP / 2 MB
P74_CAD 2D and 3D ZIP / 448 KB
Tools / Utilities / Examples Version (Date) Download
ACPi ParameterTool ZIP / 398 MB

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