

High-voltage electrical harness designed for Graco Therm-O-Flow systems, integrating CB and RCD protection to ensure safe power distribution and reliable system operation in industrial environments.
| Graco System / Equipment | Voltage Configuration | Function in System |
|---|---|---|
| Graco Therm-O-Flow (TOF) Series | 400V / Neutral (N) Systems | Main electrical protection and control harness integration |
| Industrial Hot Melt Dispensing Units | High-voltage automated production lines | Supports circuit breaker (CB) and residual current device (RCD) protection interface |
| Graco Multi-Zone Control Cabinets | 400V industrial power configurations | Power distribution safety and fault protection signaling |
| Automated Adhesive Application Systems | Heavy-duty manufacturing setups | Ensures safe electrical isolation and system protection control |
The Graco 17A558 Harness, Cb, Rcd, 400V/N, Tof is an OEM electrical safety and power distribution harness designed for high-voltage Graco Therm-O-Flow (TOF) systems. It integrates circuit breaker (CB) and residual current device (RCD) functions to ensure safe and stable electrical operation in industrial environments.
Engineered for 400V with neutral (N) configurations, this harness supports critical protection pathways between the system’s power supply and control cabinet. It helps manage fault detection, overload protection, and electrical isolation within automated dispensing systems.
The 17A558 Harness is a specialized electrical wiring assembly used in Graco industrial equipment to manage high-voltage power distribution and safety protection. It connects key electrical components such as circuit breakers and residual current devices within the control system.
Its primary role is to ensure safe operation of Therm-O-Flow (TOF) systems by providing controlled electrical routing, fault protection, and system stability in demanding manufacturing environments.