KUKA EVS9328-KHV531 00-103-118 EVS9328 Servo Drive Modules

Technical Dossier

Product Details And Specifications

KUKA EVS9328 Series: Comprehensive Module Range and Technical Overview

The KUKA EVS9328 series servo drive is a primary motion control component deployed across heavy industrial environments including automotive body-in-white assembly lines, chemical processing facilities, nuclear material handling systems, and petroleum refinery automation infrastructure. Manufactured in Germany to DIN/IEC standards, the EVS9328 platform delivers high-dynamic torque control for KUKA KR-series industrial robots and third-party servo axis configurations. Its modular architecture supports multi-axis synchronization via the KRC (KUKA Robot Controller) backplane bus, making it a standard specification component in long-lifecycle plant installations where replacement availability is a critical procurement requirement.

The specific unit EVS9328-KHV531 00-103-118 is a field-replaceable servo amplifier module rated for integration within KUKA KRC2 and compatible controller cabinets. It operates as a power stage drive interfacing directly with the robot's axis-specific motor feedback and power circuits.

The Evolution of EVS9328 Architecture

The EVS9328 drive series was introduced as part of KUKA's second-generation robot controller (KRC2) platform, which entered widespread deployment in the late 1990s and remained the dominant controller architecture through the mid-2010s. Early EVS9328 variants used analog resolver-based feedback interfaces; subsequent hardware revisions incorporated digital encoder support and expanded the compatible motor range to include KUKA's KS and KSD motor families.

The KRC2 controller generation — and by extension the EVS9328 drive series — entered the mature/end-of-life phase as KUKA transitioned its installed base toward the KRC4 platform (introduced circa 2009) and the KRC5 architecture (introduced 2020). EVS9328 modules are no longer manufactured as new production units. All procurement is sourced from certified refurbished stock, tested pull inventory, or new-old-stock (NOS) channels. Plants operating legacy KRC2 systems must maintain EVS9328 spare parts inventory independently, as OEM support has transitioned to best-effort basis.

Compatibility note: EVS9328 drives are not forward-compatible with KRC4 or KRC5 controller architectures. Cross-generation migration requires full drive cabinet replacement. For facilities committed to long-term KRC2 operation, proactive spare parts stocking is the only viable maintenance strategy.

EVS9328 Full Catalog & Functionalities (SKU List)

The following SKUs represent verified, commonly traded modules within the KUKA EVS9328 and associated KRC2 drive ecosystem. Each entry reflects a distinct hardware configuration or axis rating:

EVS9328-KHV531 00-103-118: KRC2 servo amplifier module, standard current axis drive stage
EVS9328-KHV531 00-103-119: KRC2 servo amplifier, revised firmware, axes 1–3 compatible
EVS9328-KHV531 00-103-120: High-current variant for extended torque demand axes
EVS9328-KHV532 00-103-121: Dual-axis servo drive module, KRC2 backplane mount
EVS9328-KHV533 00-103-122: Single-axis compact drive, reduced footprint, wrist axis
EVS9328-KHV534 00-103-123: Axes 4–6 optimized drive module, lower power envelope
KSD1-16: KUKA servo drive 16A, KRC2 compatible, axis-specific replacement
KSD1-32: KUKA servo drive 32A, higher current axis applications, KRC2 cabinets
KSD1-48: KUKA servo drive 48A, heavy-axis (A1/A2) drive replacement
KSD1-64: KUKA servo drive 64A, maximum current rating for A1 axis on large-payload robots
00-116-339: KRC2 power supply module, 48VDC bus, drive cabinet PSU
00-116-340: KRC2 auxiliary power supply, 24VDC control voltage rail output
00-109-477: KRC2 main computer board (KPC), controller CPU module
00-110-185: KRC2 safety interface board (ESC), axis enable logic module
00-128-258: KRC2 resolver evaluation board, feedback signal processing
00-130-629: KRC2 drive bus coupler, backplane communication interface
00-132-684: KRC2 brake resistor module, regenerative energy dissipation
00-134-922: KRC2 axis computer board, motion interpolation processor
00-140-401: KRC2 teach pendant cable assembly, operator interface connection

Sourcing Hard-to-Find & Obsolete EVS9328 Parts

DriveKNMS maintains a dedicated inventory channel for KUKA KRC2-generation components, including the full EVS9328 drive series. As OEM production of these modules has ceased, procurement relies on three verified source categories: certified refurbished units with full functional test documentation, new-old-stock (NOS) pulled from decommissioned production lines, and tested-pull inventory recovered from controlled plant shutdowns.

All EVS9328 units sourced by DriveKNMS are catalogued by part number, hardware revision, and firmware version where applicable. Customers requiring exact revision matching for compatibility with existing KRC2 cabinet configurations can specify revision requirements at the time of inquiry. DriveKNMS provides revision-matched sourcing for critical installations where mixed-revision drive sets are not operationally acceptable.

Long-term maintenance contracts for KRC2 fleets are available, providing reserved inventory allocation for facilities operating 10 or more KRC2 controllers. Contact the procurement team to discuss volume agreements and lead time commitments.

Quality Control for the EVS9328 Range

Each EVS9328 module processed by DriveKNMS undergoes a structured test protocol designed for the specific electrical and communication characteristics of KRC2-generation servo drives. The test sequence includes: incoming visual inspection for backplane connector pin condition, capacitor integrity assessment, and PCB contamination screening. Functional testing is performed under simulated KRC2 bus load conditions using a dedicated KRC2 test rig, verifying axis enable response, current loop regulation, and resolver/encoder feedback signal integrity. Drive modules are subjected to thermal cycling to screen for latent solder joint failures common in aged power electronics. Units passing all test stages are issued a DriveKNMS test certificate with date, technician ID, and measured performance parameters. Failed units are quarantined and not returned to inventory.