Before starting installation, confirm the following:
- The main power supply of the associated ABB system is completely disconnected to avoid electric shock.
- All tools (e.g., torque wrench, anti-static wristband) meet ABB’s specified standards.
- The installation environment complies with the product manual (temperature: 0–40°C, humidity: ≤85% non-condensing).

- Open the original packaging of 3HAC025338-00206C and remove the component using anti-static gloves/wristbands (the product is ESD-sensitive).
- Visually inspect the component for physical damage (e.g., cracks on the housing, bent pins of connectors) or missing accessories (e.g., fastening screws, gaskets).
- Verify that the part number (3HAC025338-00206C) and serial number on the nameplate match the purchase order and system compatibility list.
- Locate the designated mounting slot (usually on the ABB control cabinet or drive unit) as marked in the system layout drawing.
- Clean the mounting surface with a lint-free cloth to remove dust, oil, or debris—this ensures stable installation and heat dissipation.
- If the slot requires a mounting bracket (supplied separately), fix the bracket to the slot using M4 screws (torque: 1.2–1.5 N·m) as per ABB’s torque specifications.

- Align the guide rails/grooves on the 3HAC025338-00206C with those on the mounting slot/bracket.
- Gently push the component into the slot until it clicks into place (confirm no forced installation to avoid damaging internal circuits).
- Secure the component to the bracket/slot using the provided M3 screws (2–4 screws, depending on the product size). Tighten to 0.8–1.0 N·m with a torque wrench—over-tightening may crack the housing.
- Identify the signal/power connectors on the 3HAC025338-00206C (labeled as “PWR” for power, “SIG” for signals, etc., per the wiring diagram).
- Connect the corresponding cables (use ABB-approved cables only) to the connectors:
- Power cable: Ensure the wire gauge matches the product’s current rating (refer to the manual for specifications).
- Signal cable: Align pin numbers (e.g., Pin 1 to Pin 1, Pin 2 to Pin 2) to avoid reverse connection.
- Fasten cable connectors with locking nuts (if equipped) to prevent loosening from vibration.
- Visually confirm:
- The component is firmly mounted (no wobble when lightly touched).
- All cables are properly connected (no loose plugs or exposed wires).
- Remove anti-static protection tools and clean the installation area.
- Reconnect the main power supply of the ABB system only after the on-site supervisor confirms the installation is correct.
- Power on the ABB system and enter the diagnostic interface via the FlexPendant or control software.
- Check if the system detects 3HAC025338-00206C (no “missing component” error codes should appear).
- Run a basic function test (e.g., signal transmission, power supply stability) as instructed in the ABB system manual to confirm the component operates normally.
3HAC025338-00206C ABB pdf
3HAC025338-006
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