| 
                            
                                |  |  
                                |   |  
		                        | National Stock Number:
 6250-01-431-2069
 
 Federal Supply Class:
 6250
 
 National Item Identification Number:
 014312069
 
 Description:
 BALLAST,LAMP
 
 Detail:
 AN ITEM SPECIFICALLY DESIGNED FOR USE WITH FLUORESCENT OR MERCURY VAPOR LAMPS AND STARTERS TO PROVIDE A HIGH STARTING VOLTAGE FOR STRIKING THE ARC AND TO STABILIZE THE OPERATING IMPEDANCE OF THE CIRCUIT IN ORDER TO MAINTAIN THE OPERATING CURRENT AT A STEADY VALUE.
 |  
		                        | 
 Manufacturer Information:
 
 | 8385K13 | 39428 | MCMASTER-CARR SUPPLY CO | 
 |  
					            | 
 Techincal Specification:
 
 | CURRENT TYPE | AC |  | FREQUENCY RATING | 60.0 HERTZ NOMINAL |  | OVERALL HEIGHT | 2.375 INCHES NOMINAL |  | OVERALL LENGTH | 13.125 INCHES NOMINAL |  | OVERALL WIDTH | 1.500 INCHES NOMINAL |  | SPECIAL FEATURES | CONVERTS FLUORESCENT FIXTURES INTO INSTANTANEOUS EMERGENCY LIGHTING; WHEN POWER FAILS, THE BALLAST AUTOMATICALLY SWITCHES TO THE EMERGENCY MODE, ILLUMINATING ONE OR TWO LAMPS FOR 90 MINUTES; ONE LAMP 2'-8'(20W-215W) OR TWO LAMPS 2'-4'(20W-40W). | 
 |  |