EM630/TC6A Closed-Loop Vector Hoist Inverter User Manual 8. The installation base shall be solid and free from vibration. 9. No electromagnetic interference and away from interference source. 2.3.2 Ambient Temperature For reliability purpose, please install the inverter at a well-ventilated place. A cooling fan or an air-conditioner shall be installed and the ambient temperature shall be kept below 40 C, when the inverter is installed in a closed box. 2.3.3 Precautions Please take precautions during installation to prevent metal fragments or dusts produced by drilling or other actions from falling into the inverter. Remove the precaution objects after installation.
2.4 Installation Direction and Space A cooling fan must be installed for EM630 inverter for forced air cooling. An inverter must be installed in vertical direction with enough space maintained with an adjacent object or a baffle (wall) for better cooling effect (see Figure 2–2). Figure 2–2 Inverter Installation Direction and Space 2.5 Assembly and Disassembly of Keypad Generally speaking, it’s not necessary to disassemble the keypad while using an inverter. What to do is to open the terminal block. If necessary, observe the following methods to disassemble or install the keypad. Disassemble the keypad:
Put your fingers in the finger slots on the top of the keypad, press the keypad down slightly and pull it outward (as shown in Figure 2–3). 21