Eaton DA1 Series Variable Frequency Drives

Technical Dossier

Product Details And Specifications

Eaton DA1 Series: Comprehensive Module Range and Technical Overview

The Eaton DA1 PowerXL series is a line of general-purpose variable frequency drives (VFDs) designed for three-phase AC motor control in demanding industrial environments. Deployed across chemical processing plants, oil refineries, water treatment facilities, and power generation infrastructure, the DA1 series occupies a critical position in global heavy industry automation. Its compact footprint, integrated EMC filter options, and broad power range (0.37 kW to 315 kW) make it a standard specification item in both greenfield installations and retrofit projects. The DA1-34090FN-B55N specifically is a 90 kW, 400 V class, three-phase drive with integrated Class C2 EMC filter and IP55 enclosure rating, suited for pump, fan, and compressor applications in harsh environments.

The Evolution of DA1 Architecture

The DA1 series was introduced by Eaton as the successor to the earlier DF6 and DV6 drive families, consolidating the PowerXL brand identity. Early DA1 units (circa 2012–2015) established the core hardware platform: a 32-bit DSP control board, a standard Modbus RTU communication interface via RJ45, and a detachable keypad (HMI-DA1). Subsequent firmware revisions expanded fieldbus compatibility, adding optional communication modules for PROFIBUS DP (DA1-XFI-PB), DeviceNet (DA1-XFI-DN), CANopen (DA1-XFI-CO), and EtherNet/IP (DA1-XFI-EI). The introduction of the IP55-rated enclosure variants (suffix -B55N) addressed installation requirements in washdown and outdoor-adjacent environments without requiring a separate enclosure. As of 2020, the DA1 series entered a mature lifecycle phase. Eaton continues to supply spare parts and firmware support, but new design-ins are increasingly directed toward the PowerXL DE1 (simple applications) and the DG1 series (higher feature density). For existing DA1 installations, long-term maintenance sourcing remains the primary procurement driver.

DA1 Full Catalog & Functionalities (SKU List)

The following SKUs represent verified, commonly stocked DA1 series part numbers. Each entry includes the drive's rated output power, supply voltage class, and primary enclosure/filter configuration.

DA1-32015FB-A20N: 1.5 kW, 240 V, 1-phase input, IP20, no EMC filter
DA1-32022FB-A20N: 2.2 kW, 240 V, 1-phase input, IP20, no EMC filter
DA1-34003FB-A20N: 0.37 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34007FB-A20N: 0.75 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34015FB-A20N: 1.5 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34022FB-A20N: 2.2 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34040FB-A20N: 4.0 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34055FB-A20N: 5.5 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34075FB-A20N: 7.5 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34110FB-A20N: 11 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34150FB-A20N: 15 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34220FB-A20N: 22 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34300FB-A20N: 30 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34450FB-A20N: 45 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34550FB-A20N: 55 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34750FB-A20N: 75 kW, 400 V, 3-phase, IP20, no EMC filter
DA1-34090FN-B55N: 90 kW, 400 V, 3-phase, IP55, integrated C2 EMC filter
DA1-341100FN-B55N: 110 kW, 400 V, 3-phase, IP55, integrated C2 EMC filter
DA1-341320FN-B55N: 132 kW, 400 V, 3-phase, IP55, integrated C2 EMC filter
DA1-341600FN-B55N: 160 kW, 400 V, 3-phase, IP55, integrated C2 EMC filter

Sourcing Hard-to-Find & Obsolete DA1 Series Parts

DriveKNMS maintains a dedicated inventory program for DA1 series drives and accessories, including discontinued keypad units (HMI-DA1), legacy communication option cards, and IP55 enclosure variants that have extended lead times through standard distribution channels. For facilities operating DA1 drives installed prior to 2016, sourcing replacement units through OEM channels often results in extended lead times of 12–20 weeks due to reduced production priority. DriveKNMS sources verified surplus and refurbished DA1 units from decommissioned plant inventories, providing a documented alternative for emergency replacements and planned maintenance shutdowns. All units are cross-referenced against Eaton's published part number matrix to confirm compatibility before dispatch. Lifecycle extension support includes: firmware version documentation, parameter backup services, and cross-reference to current-generation Eaton DG1 equivalents for sites planning phased modernization.

Quality Control for the DA1 Range

Each DA1 unit processed by DriveKNMS undergoes a structured inspection and functional test protocol specific to the PowerXL drive platform. The procedure covers: visual inspection of the IGBT power module and DC bus capacitor bank for physical degradation; insulation resistance testing of the power stage at 500 V DC; functional energization under no-load conditions to verify control board initialization and keypad communication; output voltage symmetry measurement across all three phases at 10%, 50%, and 100% of rated frequency; and verification of digital I/O response (6 DI, 2 DO standard configuration). For IP55-rated units such as the DA1-34090FN-B55N, enclosure seal integrity is visually confirmed and the integrated EMC filter is tested for continuity. Units that do not meet Eaton's published performance specifications are quarantined and not offered for resale.