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176971
Model code: DA1-35078NB-B55C

Eaton DA1 Variable frequency drive, 500 V AC, 3-phase, 78 A, 55 kW, IP55/NEMA 12, OLED display, DC link choke

General specifications

Product Name
Eaton DA1 Variable frequency drive
Catalog Number
176971
EAN
4015081714148
Model Code
DA1-35078NB-B55C
Product Length/Depth
313.5 mm
Product Height
865 mm
Product Width
330 mm
Product Weight
50 kg
Certifications
CE
RCM
Safety: EN 61800-5-1: 2003
IEC/EN 61800-3
UL report applies to both US and Canada
CSA-C22.2 No. 14
IEC/EN61800-5
DNV
EAC
UkrSEPRO
UL Category Control No.: NMMS, NMMS7
Certified by UL for use in Canada
RoHS, ISO 9001
UL
UL 508C
IEC/EN61800-3
Specification for general requirements: IEC/EN 61800-2
CUL
UL File No.: E172143
Catalog Notes
The brake resistors are assigned based on the maximum rated power of the variable frequency drive. Additional brake resistors and designs (e.g. different duty cycles) are available upon request.

General

Cable length
100 m, screened, maximum permissible, Motor feeder
300 m, unscreened, with motor choke, maximum permissible, Motor feeder
200 m, screened, with motor choke, maximum permissible, Motor feeder
150 m, unscreened, maximum permissible, Motor feeder
Communication interface
PROFINET, optional
EtherCAT, optional
Modbus RTU, built in
CANopen®, built in
SmartWire-DT, optional
PROFIBUS, optional
OP-Bus (RS485), built in
DeviceNet, optional
Modbus-TCP, optional
Ethernet IP, optional
Connection to SmartWire-DT
In conjunction with DX-NET-SWD1 SmartWire DT module
Yes
Degree of protection
NEMA 12
IP55
Fitted with:
OLED display
IGBT inverter
Internal DC link
PC connection
Breaking resistance
Brake chopper
Control unit
DC link choke
Additional PCB protection
Frame size
FS6
Functions
4-quadrant operation possible
Mounting position
Vertical
Product Category
Variable frequency drives
Protection
Finger and back-of-hand proof, Protection against direct contact (BGV A3, VBG4)
Protocol
PROFINET IO
CAN
EtherNet/IP
PROFIBUS
MODBUS
Other bus systems
DeviceNet
TCP/IP
Safety function/level
STO (Safe Torque Off, SIL2, PLc Cat 2)
Suitable for
Branch circuits, (UL/CSA)

Climatic environmental conditions

Ambient operating temperature - min
-10 °C
Altitude
Max. 1000 m
Above 1000 m with 1 % derating per 100 m
Max. 4000 m
Ambient operating temperature - max
40 °C
Ambient operating temperature at 150% overload - min
-10 °C
Ambient operating temperature at 150% overload - max
40 °C
Ambient storage temperature - min
-40 °C
Ambient storage temperature - max
60 °C
Climatic proofing
< 95 average relative humidity (RH), no condensation, no corrosion

Main circuit

Efficiency
97 % (η)
Heat dissipation at current/speed
270 W at 25% current and 0% speed
310 W at 25% current and 50% speed
340 W at 50% current and 0% speed
380 W at 50% current and 50% speed
550 W at 50% current and 90% speed
580 W at 100% current and 0% speed
760 W at 100% current and 50% speed
860 W at 100% current and 90% speed
Input current ILN at 150% overload
90.6 A
Leakage current at ground IPE - max
78 mA
Mains switch-on frequency
Maximum of one time every 30 seconds
Mains voltage - min
500 V
Mains voltage - max
600 V
Operating mode
Sensorless vector control (SLV)
Optional: Vector control with feedback (CLV)
U/f control
Speed control with slip compensation
Output frequency - min
0 Hz
Output frequency - max
500 Hz
Output voltage (U2)
500 V AC, 3-phase
600 V AC, 3-phase
Overload current IL at 150% overload
117 A
Rated control supply voltage
10 V DC (Us, max. 10 mA)
Rated frequency - min
48 Hz
Rated frequency - max
62 Hz
Rated operational current (Ie) at 150% overload
78 A
Rated operational power at 500 V, 50 Hz, 3-phase
55 kW
Rated operational power at 525 V, 50 Hz, 3-phase
55 kW
Rated operational voltage
500 V AC, 3-phase
600 V AC, 3-phase
Resolution
0.1 Hz (Frequency resolution, setpoint value)
Short-circuit protection
LPJ fuse used together with JM60100-3 fuse base, Power wiring, Assigned switching and protective elements
NH fuse used together with TB00-D fuse base, Power wiring, Assigned switching and protective elements
Short-circuit protection rating
125 A, UL (Class CC or J), Safety device (fuse or miniature circuit-breaker), Power Wiring
Starting current - max
200 %, IH, max. starting current (High Overload), for 4 seconds every 40 seconds, Power section
Supply frequency
50/60 Hz
Switching frequency
8 kHz, 4 - 16 kHz adjustable (audible), fPWM, Power section, Main circuit
System configuration type
AC supply systems with earthed center point
Voltage rating - max
600 VAC

Motor rating

Assigned motor current IM at 500 V, 50 Hz, 150% overload
78 A
Assigned motor current IM at 525 V, 50 Hz, 150% overload
76 A
Assigned motor current IM at 550 - 600 V, 60 Hz, 150% overload
77 A
Assigned motor power at 575/600 V, 60 Hz, 3-phase
75 HP

Apparent power

Apparent power at 600 V
81.06 kVA

Braking function

Braking resistance
12 Ω
Braking torque
Max. 30 % MN, Standard - Main circuit
Max. 100 % of rated operational current Ie, variable, DC - Main circuit
Max. 100 % of rated operational current Ie with external braking resistor - Main circuit
Switch-on threshold for the braking transistor
975 VDC

Control circuit

Number of inputs (analog)
2
Number of inputs (digital)
5
Number of outputs (analog)
2
Number of outputs (digital)
2
Number of relay outputs
2 (parameterizable, 1 N/O and 1 changeover contact, 6 A (250 V, AC-1) / 5 A (30 V, DC-1))
Rated control voltage (Uc)
24 V DC (external, max. 100 mA)

Design verification

Equipment heat dissipation, current-dependent Pvid
1650 W
Heat dissipation capacity Pdiss
0 W
Heat dissipation per pole, current-dependent Pvid
0 W
Rated operational current for specified heat dissipation (In)
55 A
Static heat dissipation, non-current-dependent Pvs
0 W
Heat dissipation details
Operation (with 150 % overload)
10.2.2 Corrosion resistance
Meets the product standard's requirements.
10.2.3.1 Verification of thermal stability of enclosures
Meets the product standard's requirements.
10.2.3.2 Verification of resistance of insulating materials to normal heat
Meets the product standard's requirements.
10.2.3.3 Resist. of insul. mat. to abnormal heat/fire by internal elect. effects
Meets the product standard's requirements.
10.2.4 Resistance to ultra-violet (UV) radiation
Meets the product standard's requirements.
10.2.5 Lifting
Does not apply, since the entire switchgear needs to be evaluated.
10.2.6 Mechanical impact
Does not apply, since the entire switchgear needs to be evaluated.
10.2.7 Inscriptions
Meets the product standard's requirements.
10.3 Degree of protection of assemblies
Does not apply, since the entire switchgear needs to be evaluated.
10.4 Clearances and creepage distances
Meets the product standard's requirements.
10.6 Incorporation of switching devices and components
Does not apply, since the entire switchgear needs to be evaluated.
10.7 Internal electrical circuits and connections
Is the panel builder's responsibility.
10.8 Connections for external conductors
Is the panel builder's responsibility.
10.9.2 Power-frequency electric strength
Is the panel builder's responsibility.
10.9.3 Impulse withstand voltage
Is the panel builder's responsibility.
10.9.4 Testing of enclosures made of insulating material
Is the panel builder's responsibility.
10.10 Temperature rise
The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
10.11 Short-circuit rating
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.12 Electromagnetic compatibility
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.13 Mechanical function
The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.

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