YASKAWA CIMR-L5JJ4011 Replacement for L5 Series VFD

Product Overview

YASKAWA CIMR-L5JJ4011 Replacement for L5 Series VFD: Smooth Migration from Legacy AC Drive Systems

The YASKAWA CIMR-L5JJ4011 is a 15kW (20HP), 400V class variable frequency drive from YASKAWA’s L5 Series — a platform widely deployed across pump, fan, conveyor, and general-purpose industrial motor control applications throughout the 2000s and 2010s. As the L5 Series approaches end-of-life and spare parts become increasingly scarce, plant engineers and procurement teams are actively seeking verified replacement units or compatible upgrade paths that preserve existing wiring infrastructure, control panel layouts, and PLC program logic.

TOPNLMS maintains tested stock of the CIMR-L5JJ4011 and provides full migration support documentation to help your team execute a controlled, low-downtime drive replacement — whether you are performing a like-for-like swap or transitioning to a compatible successor platform within the YASKAWA ecosystem.

Compatibility Comparison Table

Seamless Upgrade Solutions

A successful CIMR-L5JJ4011 replacement rarely involves the drive alone. In most retrofit projects, the surrounding control architecture requires parallel attention to ensure the new drive integrates cleanly with the existing system. Based on common L5 Series field installations, the following components are typically reviewed or replaced during the same maintenance window.

The YASKAWA CIMR-L5JJ4007 (7.5kW L5 variant) and CIMR-L5JJ4015 (18.5kW L5 variant) are frequently found in the same control cabinet as the 4011, driving auxiliary pumps or staged fan arrays. Replacing all drives in a cabinet during a single planned outage significantly reduces cumulative downtime risk compared to sequential replacements.

For RS-485 MEMOBUS/Modbus RTU communication, the existing YASKAWA SI-P3/V option card or a standalone Modbus RTU-to-Ethernet gateway (such as the Anybus X-gateway series) may be retained or upgraded to support SCADA integration without reprogramming the host PLC. If your system uses a SIEMENS S7-300 or Mitsubishi Q-Series PLC as the master controller, the existing Modbus polling tables typically require only address remapping rather than full logic rewrites.

On the power supply side, the YASKAWA CIMR-L5 series typically operates alongside a 24VDC control power supply (e.g., OMRON S8VS or Phoenix Contact QUINT series) feeding the relay logic and HMI panel. These units should be inspected for capacitor aging during the same retrofit cycle. The YASKAWA JVOP-182 digital operator (remote keypad) used with L5 drives is compatible with the replacement unit and can be reused without modification, preserving operator familiarity on the shop floor.

For installations where the CIMR-L5JJ4011 interfaces with a YASKAWA MP2300 machine controller or a CP-9200SH motion controller via MECHATROLINK-II, a protocol bridge or updated option card may be required. TOPNLMS can advise on the correct option module selection based on your existing network topology.

Where the drive feeds a motor through a reactor or EMC filter (e.g., YASKAWA LKEB-series AC reactor), these passive components are typically reusable provided they are rated for the same current class. Signal isolators — such as the Phoenix Contact MCR-SL series — used on analog reference inputs should also be verified for compatibility with the replacement drive’s input impedance specifications.

Retrofit Guidance FAQ

Q: Can I reuse the existing control wiring from the CIMR-L5JJ4011?
A: In most cases, yes. The L5 Series uses a standard terminal block layout with analog inputs (AI1/AI2), multi-function digital inputs (S1–S7), and relay outputs (MA/MB/MC). The replacement CIMR-L5JJ4011 unit uses the same terminal designations. If upgrading to the A1000 platform, terminal mapping is well-documented in YASKAWA’s migration guide and typically requires only label updates on the existing wire ferrules.

Q: Do I need to reprogram my PLC after replacing the drive?
A: For a like-for-like CIMR-L5JJ4011 replacement, no PLC reprogramming is required. The drive parameters (acceleration/deceleration ramps, frequency limits, V/f pattern) should be re-entered from your existing parameter backup. If no backup exists, TOPNLMS recommends recording all parameters from the existing drive before removal using the JVOP-182 keypad copy function.

Q: Is the RS-485 Modbus RTU communication protocol identical?
A: Yes. The CIMR-L5JJ4011 uses YASKAWA MEMOBUS protocol over RS-485, which is fully compatible with standard Modbus RTU implementations. Register addresses for frequency reference, run/stop command, and fault status are consistent across L5 units. Verify baud rate and parity settings match your existing SCADA or PLC configuration (typically 9600 or 19200 baud, 8N1 or 8E1).

Q: Will the replacement drive fit in the existing control cabinet cutout?
A: The CIMR-L5JJ4011 has a defined panel-mount footprint. Replacement units supplied by TOPNLMS are OEM-specification and will fit the original mounting holes without modification. If you are upgrading to a different frame size (e.g., A1000 series), TOPNLMS can provide dimensional drawings in advance for cabinet layout verification.

Q: What is the typical lead time and how is the unit tested before shipment?
A: Units in stock ship within 1–3 business days from Xiamen. Each unit undergoes a pre-shipment power-on functional test covering input/output voltage, control terminal response, and communication port integrity. A test report is included with shipment documentation.

Warranty Assurance

All CIMR-L5JJ4011 units supplied by TOPNLMS are covered by a 12-month warranty from the date of shipment. This warranty covers manufacturing defects, component failure under normal operating conditions, and DOA (dead-on-arrival) units confirmed within 7 days of receipt.

Our warranty process is straightforward: if a unit fails within the warranty period, contact us at [email protected] with your order number and a brief fault description. We will arrange a replacement shipment or issue a full refund based on your preference. Return shipping for confirmed warranty claims is covered by TOPNLMS.

For procurement teams requiring additional assurance, we can provide:

• Pre-shipment test report (standard, included with all orders)
• Certificate of conformity on request
• Batch traceability documentation for MRO procurement records
• Consolidated invoicing for multi-unit orders

TOPNLMS ships globally via DHL Express, FedEx International Priority, and sea freight consolidation for bulk orders. All shipments include commercial invoice, packing list, and country-of-origin declaration to support customs clearance in your destination country.

For technical pre-sales questions, retrofit planning support, or volume pricing, contact our industrial automation team directly.