General Information

Core Description

KUKA KPS 600/20-ESC is a high-performance power supply and drive management unit designed for the KR C2 edition05 robot controller system. Integrating power distribution, braking control, battery charging, and ESC safety monitoring functions, it provides reliable drive management and rapid safety shutdown protection for industrial robotic applications.

Specific Application

• Centralized Drive Bus Energy Provisioning: Managing intermediate DC link power rectifying, starting circuits, and kinetic recovery braking operations across 6 robot axes and up to 2 external cinematic axes.
• Dual-Channel Interlocking Safety Supervision: Acting as a deterministic safe-node within the Electronic Safety Circuit loop to handle local/external emergency stops and safety gate boundaries.
• Low-Voltage Subsystem Power Distribution: Regulating continuous 24V backup energy pathways derived from integrated gel batteries to maintain encoder memory and controller stability during total facility blackouts.

Ordering Information

System Compatibility

System Compatibility

The KPS 600/20-ESC power supply module is fully compatible with KUKA KR C2 edition05 cabinet architectures. It integrates over the high-speed internal drive bus topology to exchange run commands and sensor feedback with the Digital Servo Electronics (DSE-IBS-C33) card and Multi-Function Card (MFC3). The unit establishes direct hardwired safety handshakes with CI3 Standard, Extended, Bus, or Tech board variations.

Alternative Model: KPS-27

Within the same cabinet environment, the KPS-27 is utilized alongside the KPS 600 as a dedicated auxiliary low-voltage module rather than a full system successor.

Key Technical Differences

Installation & Troubleshooting FAQ

Q1: What active safety circuits are directly evaluated by the KPS 600/20-ESC internal logic?

A: The integrated ESC node processes parallel dual-channel status bits from the local emergency stop button, external emergency stop nodes, safety gate operator protection loops, enabling switches, and operating mode selectors. Any mismatch or loop break across these terminals drops the main contactor within milliseconds.

Q2: Why must the robot controller power feed maintain a clockwise rotating field at installation?

A: The KR C2 edition05 system relies on a strict phase sequence to operate safely. The incoming main lines wired into the X1 Harting or XS1 CEE connectors must establish a clockwise rotating field to guarantee that the external heat exchanger fan motors turn in the intended direction for adequate cabinet cooling.

Q3: What causes an unexpected short-circuit braking sequence to trigger on the KPS 600?

A: This situation points to an active watchdog timer trip over the internal drive bus communication channel. If communication between the central control PC and the KPS 600 suffers a data disruption or phase misalignment, the built-in watchdog fails to refresh, instantly dropping the main lines and short-circuiting the motors to lock the robot.

Q4: How does the KPS 600 behave if facility main power drops while the robot is running?

A: The module immediately routes backup 24 V DC current out of the cabinet's dual battery pack to the control PC, axis encoders, and the KCP teach pendant. This keeps the processor and memory alive for a brief window, allowing the software to trigger a controlled, deterministic position save before initiating a clean operating system shutdown.

Q5: How can a technician differentiate between an internal power failure and an ESC loop fault?

A: Technicians must check the 6 diagnostic LEDs arranged on the KPS 600 control board. Solid green power rails coupled with flashing status lines indicate a healthy module that is merely blocked by an open external safety gate or E-stop string. A solid red failure array combined with unlit status markers confirms a blown internal blowout fuse or an internal heatsink thermal trip.