Hussmann Proto-Aire Installation Manual page 3

Balancing the Water Flow for Each Protocol™ ....................................................... 53
Balancing the System for Piping Head Loss............................................................. 55
Presetting the Degree of Closure .............................................................................. 57
Electrical ....................................................................................................... 59
Field Wiring .................................................................................................................. 59
Main Power Wiring....................................................................................................... 65
208V Two Wide Protocol™ ..................................................................................... 65
208V 5 or 6 Compressor Protocol™ ........................................................................ 66
460V Two Wide Protocol™ ..................................................................................... 67
460V 5 or 6 Compressor Protocol™ ........................................................................ 68
460V Two Wide Protocol with Factory installed transformer.................................. 69
460V Two Wide Protocol™ with Field supplied transformer.................................. 70
460V 5 or 6 Compressor Protocol™ with Field supplied transformer ..................... 71
600V Two Wide Protocol™ ..................................................................................... 72
600V 5 or 6 Compressor Protocol™ ........................................................................ 73
600V Two Wide Protocol™ with Field supplied transformer.................................. 74
Terminal Connections................................................................................................... 75
120V Circuit Logic ....................................................................................................... 75
24V Circuits .................................................................................................................. 75
Electronic Oil Level Control......................................................................................... 75
Satellite Short Cycle Control Relay.............................................................................. 76
Control and Compressor Wiring................................................................................... 77
PCS without Vapor Wiring....................................................................................... 77
PCS with Vapor Wiring ............................................................................................ 78
CPC, Danfoss, Comtrol without Vapor Wiring ........................................................ 79
CPC, Danfoss, Comtrol with Vapor Wiring ............................................................. 80
Controller Wiring.......................................................................................................... 81
PCS ........................................................................................................................... 81
CPC ........................................................................................................................... 82
CPC Einstein............................................................................................................. 83
Danfoss ..................................................................................................................... 84
Comtrol ..................................................................................................................... 85
Liquid Injection............................................................................................................. 86
Vapor Injection ............................................................................................................. 86
Refrigeration Circuit Control.................................................................................... 88
Off time Sequence of Operation ............................................................................... 88
Hot Gas ..................................................................................................................... 89
Electric Defrost ......................................................................................................... 89
Special Case of Heat Reclaim with Hot Gas Defrost ............................................... 90
Lighting Control............................................................................................................ 91
Unit Cooler Fan Wiring ................................................................................................ 92
Protocol™ Remote Condenser Fan Wiring .................................................................. 93
POWERLINK™ Operation .......................................................................................... 97
Wiring Optional Auto Dialer and In-Store Alarm ........................................................ 98
Startup ........................................................................................................... 99
Startup ........................................................................................................................... 99
Electronic Oil Level Control....................................................................................... 103
Protocol™ Installation and
Service Manual