Cooper Lighting 84700 Manuale Utente

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Rev. M 
 
SECTION 1 
 
  GENERAL INFORMATION 
 
1.1       
INTRODUCTION 
 
1.1.1 
Purpose 
 
This instruction book provides field support data and information for the FAA Type 
L-847 Runway Circuit Selector Switches manufactured by Crouse-Hinds Airport 
Lighting Products, Windsor, CT 06095.  The equipment is herein after referred to as 
a CSC. 
 
1.1.2 
Applicability 
 
This instruction book applies only to that hardware bearing the part number series 
84700.  Instructions for standard options are provided in Section 6 of this document.  
Refer to Table 1-1 for complete part number information. 
 
1.2 
EQUIPMENT DESCRIPTION 
 
1.2.1 
Function 
 
The FAA Type L-847 CSC is a power switching cabinet specifically designed for 
connection to the output of an FAA Type L-828 Airport Lighting Constant Current 
Regulator (CCR).  It is capable of switching one or more series lighting circuits 
either locally or from a remote location, without affecting CCR operation. 
 
1.2.2 
Features 
 
The CSC is designed to accommodate lighting loads of up to 70KW at 20 amps and 
30KW at 6.6 amps.  Standard models are equipped with from one to four circuit 
capability in one NEMA 1 enclosure.  Any combination of load circuits may be 
energized simultaneously.  Modular construction has been utilized to provide ease of 
maintenance.  A clear dead front cover allows safe inspection of high voltage 
components without the need to de-energize the lighting system. 
 
1.2.3 
Options 
 
A number of factory installed options are available.  These options, listed in Table 1-
1, enable the customer to configure the CSC for a variety of specific applications.  It 
is recommended that the customer contact Crouse-Hinds  to verify the specific 
options required for an application prior to order submittal.  Option -1 is installed on 
all units.  See Section 3.1.4. 
 
1.2.4 
Specifications 
 
The following specification data applies to a standard model 84700 series CSC 
without options.