YASKAWA A1000 Series Technical Manual

64 YASKAWA ELECTRIC SIEP C710616 27C YASKAWA AC Drive A1000 Technical Manual
3.7 Top Protective Cover
3.7 Top Protective Cover
Drive models CIMR-A2A0004 to 0081 and 4A0002 to 0058 are designed with NEMA Type 1 specifications, and have
a top protective cover on the top. Removing this top protective cover voids the NEMA Type 1 conformance but still
keeps a protection degree in accordance with IP20 enclosure.
◆ Removing the Top Protective Cover
Insert the tip of a straight-edge screwdriver into the small openings located on the front edge of the top protective cover.
Gently apply pressure as shown in the figure below to free the cover from the drive.
Note: Removing the top protective cover from a IP20/NEMA Type 1 enclosure drive voids the NEMA Type 1 protection but still keeps
IP20 conformity.
Figure 3. 22
Figure 3.18 Removing the Top Protective Cover
◆ Reattaching the Top Protective Cover
Align the small protruding hooks on the sides of the top protective cover with the corresponding mounting holes on the
top of the drive. Pinch the hooks inward so that the they connect with the mounting holes and fasten the top protective
cover back into place.
Figure 3. 23
Figure 3.19 Reattaching the Top Protective Cover
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Top Protective Cover
Mounting Holes
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YASKAWA A1000 Series Specifications

General

Series	A1000
Type	AC Drive
Altitude	Up to 1000m without derating
Output Frequency	0-400 Hz
Control Method	V/f Control
Overload Capacity	150% for 60 seconds
Communication Options	Modbus, DeviceNet, Profibus, Ethernet/IP
Ambient Temperature	-10 to 50°C
Storage Temperature	-20 to 60°C
Humidity	5% to 95% (non-condensing)
Enclosure Rating	IP20
Horsepower	0.5 to 1000 HP
Power Range	0.4 - 630 kW (varies by voltage and model)
Protection Features	Overcurrent, Overvoltage, Undervoltage, Overheat
Cooling Method	Fan Cooled
Safety	Safe Torque Off (STO)