Description

Honeywell CW4500 General‑Purpose AC Variable Frequency Drive

Technical Specifications

• Product Model: CW4500
• Brand: Honeywell
• Warranty: One Year
• Input Voltage: 3‑phase 380‑480 VAC, 50‑60 Hz
• Operating Temperature: ‑10 °C ~ +50 °C cabinet‑mount
• Storage Temperature: ‑40 °C ~ +85 °C
• Response Time: <2 ms current‑loop response
• Protection Class: IP20 (IP66 variant optional)
• Accuracy Class: Speed regulation ±0.02 % with encoder feedback
• Output Frequency: 0‑599 Hz maximum
• Rated Current: Frame‑dependent, multiple power grades available
• Control Algorithm: Sensorless vector control for induction & PM motors
• Safety Function: STO Safe Torque‑Off, certified PL e / SIL3
• Built‑in Hardware: Integrated braking chopper, conformal coated PCB as standard
• Interfaces: Modbus‑RTU, Modbus‑TCP, digital I/O, analog 4‑20 mA / 0‑10 V terminals
• Mounting: DIN‑rail / cabinet panel mounting
• Dimensions / Weight: Varies by power frame

Product Overview

The CW4500 is Honeywell compact high‑performance AC variable frequency drive for industrial motor speed regulation. It supports both induction motors and permanent‑magnet motors, delivering stable vector control performance without encoder feedback. Built‑in STO safety function meets high‑level machinery safety requirements. Pre‑configured application macros shorten commissioning time for pump, fan, conveyor and process‑machine applications. Conformal‑coated circuit boards improve reliability in humid, dusty cabinet environments. IP66 enclosure variant is available for direct field‑mount installation without extra control cabinet. It supports serial communication to connect with PLC and DCS systems for remote speed set‑point and operating‑status monitoring.

This drive addresses variable‑speed motor‑control challenges: compact cabinet footprint, built‑in safety STO, multiple application macros for fast setup, drop‑in spare‑part compatibility for CW4500‑series retrofit‑maintenance projects. Automation engineers, manufacturing‑plant maintenance technicians and retrofit integrators benefit most. Typical applications: textile machinery, plastic processing equipment, water‑treatment pumps and fans, packaging production‑line motor control.

Key Application Notes

‑Variable‑frequency drive unit; cannot operate standalone. Requires three‑phase AC power supply and matched motor. ‑Different power frame variants share CW4500 base model; replacement spare must select exact power‑rating part‑number. ‑STO safety circuit must implement per PL e / SIL‑3 wiring requirements for safety‑related machinery. ‑Not hot‑swap capable: fully disconnect AC input power and wait for DC‑bus capacitor discharge before servicing. ‑Conformal‑coated PCB is standard for all CW4500 series units for harsh‑environment adaption. ‑Follow Honeywell CW4500 hardware manual for motor parameter auto‑tuning, EMC‑compliant motor‑cable length limitation.