Compliance
‑152‑
certification, an electrical product and its main built‑in components must all be UL
certified.
● The drive has been tested in accordance with UL 61800–5–1 and CSA C22.2 No.
274‑17 standards and has complied with UL/cUL standards. To enable devices
with the drive integrated to comply with UL/cUL standards, ensure the following
requirements are met.
Installation location
Install the drive in a place with overvoltage category III and pollution degree 1 or 2 as
specified by UL61800–5–1.
Ambient temperature
According to the IP rating requirements, the ambient temperature must be
maintained within the following range:
● T1 to T9 models (Type 1, enclosed type): –10℃ to +50℃
● T1 to T12 models (open type): –10℃ to +50℃
Installation requirements
● T1 to T9 models are enclosed‑type, which must be installed according to the
following requirements:
■ The enclosure protection must meet requirements of UL Type 1.
■ Drill the holes according to the mounting dimensions. For details of mounting
dimensions, see the section of mounting dimensions in
MD520 Series General‑
Purpose AC Drive Installation Guide
.
● T1 to T12 models are open‑type, which must be installed inside a cabinet
according to the following requirements:
The drive serves as a part of a final system. Install the drive as the system
component in a fireproof cabinet that provides effective electrical and mechanical
protection, and install it in accordance with local laws and regulations and
relevant NEC standards.
Main circuit wiring
Field installation is not allowed for output terminals BR, (‑), and (+).
● Terminals BR, (‑), and (+) are used to connect options. Do not connect the
terminals to the AC power supply.
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