標準號：UL 2111-1997
中文標準名稱：電動機用過熱保護裝置
英文標準名稱：UL Standard for Safety Overheating Protection for Motors First Edition; This Standard Contains Revisions Through and Including 01/27/2006
標準類型：K20
發布日期：1997/3/28 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：K20
國際標準分類號：29.160.30
適用范圍：Covers: a) Impedance-protected motors; b) Thermal-device-protected motors; and c) Thermal-protective devices. The requirements in this standard apply only to motors rated 600 V or less. The requirements in this standard are intended to evaluate a specific motor with a given protector. When either the motor or the protector is changed, a separate evaluation is required.The requirements in this standard cover: a) Impedance-protected motors; b) Thermal-device-protected motors; and c) Thermal-protective devices. The requirements in this standard apply only to motors rated 600 V or less. The requirements in this standard are intended to evaluate a specific motor with a given protector. When either the motor or the protector is changed, a separate evaluation is required. This standard was listed for public review in the 3/23/2001 issue of Standards Action. It is being resubmitted due to the following changes to the text. [see 30-day PR text in email]