ABB ACS355-03E-01A2-4 ACS355 Variable Frequency Drive

SKU ACS355-03E-01A2-4

In stock

12-month warranty
Free returns within 30 days

Manufacturer: ABB
Product No.: ACS355-03E-01A2-4
Country of origin:Sweden
Product Type: Variable Frequency Drives
Barcode: 85044095
Payment: T/T, Western Union
Weight: 1200g
Dimensions: 16.90cm x 7cm x 16.10cm
Shipping port: Xiamen
Warranty: 12 months

Description

Providing dynamic performance for low-power motor control, the ABB ACS355-03E-01A2-4 variable frequency drive integrates advanced scalar and vector control configurations for micro-drive installations. Engineered for rapid cabinet integration and OEM machine production, this three-phase 400V class AC drive offers exceptional precision in speed regulation, making it ideal for food and beverage, material handling, and textile processing applications. Equipped with an integrated Safe Torque Off (STO) terminal, it guarantees compliant functional safety (SIL3) directly out of the box without requiring external safety contactors.

Features

Flexible Motor Control: Supports both sensorless vector control (for induction and permanent magnet motors) and scalar control modes.
Integrated Functional Safety: Certified Safe Torque Off (STO) dual-channel interface complies with SIL3 and PL e safety standards.
Internal Braking Chopper: High-duty built-in brake chopper as standard, eliminating the need for external dynamic braking modules.
Compact R0 Frame Size: Unified height and depth footprints across the range allow optimized, side-by-side cabinet installation.
Sequence Programming: 8-state sequence programming engine enables independent control cycles without an external PLC.
EMC Filter: Integrated C3 class electromagnetic compatibility filter for standard industrial networks.

Applications

Conveyor Systems: Precise speed synchronization and high-starting torque for heavy friction loads.
Packaging Machinery: Rapid start/stop cycling with dynamic braking integration.
Pumps and Fans: Energy-efficient flow and pressure regulation with built-in PID controllers.
Mixers and Agitators: Constant torque profiles with robust overload protection.

Technical Specifications

Parameter	Specification Value
Manufacturer	ABB
Model / Article Number	ACS355-03E-01A2-4
Product Series	ACS355 Machinery Drive
Frame Size	R0
Enclosure Rating	IP20 / UL Open Type
Input Voltage	3-phase 380 to 480 VAC (+10% / -15%)
Input Frequency	48 to 63 Hz
Nominal Output Power	0.37 kW (0.5 HP)
Nominal Output Current	1.2 A
Overload Capacity	1.5 x nominal current (1.8 A) for 1 minute every 10 minutes
EMC Protection	Integrated C3 Filter (for European and industrial grids)
Control Interfaces	5 Digital Inputs, 2 Analog Inputs, 1 Analog Output, 1 Relay Output, 1 Transistor Output
Shipping Weight	1.20 kg
Physical Dimensions	169 mm (H) x 70 mm (W) x 161 mm (D)

Connections and Interfaces

Terminal Group	Designation	Functional Assignment
Power Terminals	U1, V1, W1	3-phase mains supply input (380 to 480 VAC)
	U2, V2, W2	Motor connection terminals
	BRK+, BRK-	External dynamic braking resistor terminals
Control & Safety I/O	DI1 ... DI5	Configurable digital inputs (24 VDC PNP/NPN)
	AI1, AI2	Analog reference inputs (0 to 10 V, 0 to 20 mA)
	X1D (STO)	Dual-channel Safe Torque Off connections (OUT1, OUT2, IN1, IN2)

Empirical Engineering Insights

Alternative Models & Compatibility

The ACS355-03E-01A2-4 directly replaces legacy ACS350-03E-01A2-4 models. Footprints and wiring locations are fully identical. Note that parameter migration requires an ABB FlashDrop tool (MFDT-01) or a DriveWindow Light setup, as the internal parameter indexes differ slightly in the firmware between the ACS350 and ACS355 series.

Application Pitfalls & Engineering Notes

The R0 frame size depends entirely on internal convection fans and heat dissipation channels. When installing multiple drives side-by-side in a control panel, verify that the horizontal clearance is maintained at 0 mm only if the surrounding air temperature stays below 40 degC. If ambient temperatures inside the cabinet reach 40 to 50 degC, output current must be derated by 1% for every 1 degC exceeding the nominal limit.

Commissioning & Wiring Tips

For optimal safety performance, do not bypass the Safe Torque Off (STO) terminals. If STO is not connected to a dual-channel safety relay, the pre-installed factory jumpers must remain firmly placed across the X1D terminal block, otherwise, the drive will trigger fault code F0021 (STO active) and inhibit startup. Always run shielded motor cable and secure a 360-degree ground clamp at the drive's grounding plate to eliminate EMI feedback to weak analog loops.

Installation Guidelines

CRITICAL WARNING: Hazardous voltages remain present on the internal DC bus capacitors even after mains isolation. Disconnect input power and wait a minimum of 5 minutes for capacitive discharge before opening the front cover or initiating wiring adjustments.

1

Secure the drive to the DIN rail or backplate vertically. Ensure 75 mm of free space above and below the cooling vents.

2

Connect the protective earth (PE) terminals of both the input supply line and the motor frame to the drive's grounding points.

3

Wire the 3-phase incoming power lines to terminals U1, V1, and W1. Connect shielded motor power cables to terminals U2, V2, and W2.

4

Complete control terminal wiring (X1A / X1B) using twisted-shielded instrumentation cables for all analog speed references.

FAQ

Can this drive run on single-phase 230V mains power?

No. The ACS355-03E-01A2-4 is designated as a three-phase 380 to 480V input model. Applying single-phase 230V power will cause immediate undervoltage faults or physical hardware damage.

How do I resolve Safe Torque Off fault F0021 on startup?

Fault F0021 occurs when the Safe Torque Off circuit is open. Verify that the dual-channel safety contacts on terminal block X1D are closed, or ensure the factory-installed jumper loops are completely seated across terminals OUT1-IN1 and OUT2-IN2.

Does this model support Modbus RTU communications out of the box?

Yes, standard Modbus RTU is built directly into the drive via the integrated RJ-45 Modbus port on the front face, which is accessible without additional fieldbus option cards.

What is the maximum output frequency supported by this micro-drive?

The ACS355 series can reach a maximum output frequency of up to 500 Hz, making it compatible with high-speed spindle motors and specialized machinery requirements.

View all FAQs →

1 / 6

Quantity

Call sales Contact

Shipping & Returns

Global Express Shipping

Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our technical warranty.

Reviews

1 6

Only 5 item(s) left in stock

Quantity

View full details

Global Express Shipping

Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).

For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin