Install this product in a location with Overvoltage Category III and pollution degree 2 or less as specified in UL 61800-5-1.
Ambient Temperature Setting
Maintain the ambient temperature within the following ranges according to the enclosure type.
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IP00/UL Open Type: -10 °C to +50 °C (14 °F to 122 °F)
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IP20/UL Open Type: -10 °C to +50 °C (14 °F to 122 °F)
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IP20/UL Type 1: -10 °C to +40 °C (14 °F to 104 °F)