2a single mounting facility thread class 1.438" overall length 1.438" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2b second mounting facility thread class right-hand second mounting facility 3.250" overall length 3.090" overall width 32 second mounting facility thread quantity per inch unc second mounting facility thread series
2b single mounting facility thread class 3.500" overall length 3.750" overall width three phase overload protective relay unc single mounting facility thread series
Used on eg, 62.5 kva tmc systems. 1.750" overall length 2.375" overall width operating voltage 32 vdc; min. adjustable pickup voltage RANGE28to 40 vdc; max.differential SETTING8vdcmin. differential setting 0.5 vdc; in-verse temp. compensation 0.064 porm 10pct v. per degree f at 77 deg. f; reference data: item AO11, tvr, tmc systems automatic diesel engine driven electric generator set, bk 35, sec 1-7, pg vi-2
2a single mounting facility thread class 1.620" overall length 1.430" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2a single mounting facility thread class 1.430" overall length 1.620" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series