Hoyt KW4000 User Manual

SERIES 4000ENERGY METERWATT WATCHER INSTALLATION AND OPERATION MANUAL HOYT ELECTRICAL INST. WORKS INC. PENACOOK, NEW HAMPSHIRE

COMMON TERM USED WITH METER READINGSVOLTAGE: The potential between phase and neutral or phase to phase. This can be 120 to 480 volts dependingupon t

SPECIFICATIONS:Power Supply:Single Phase 230 or 480 VAC in applicable modelsVoltage Tolerance –20% to +20%Frequency 50 to 60 Hz.Power 6 VAOperating Te

COMMUNICATION NETWORKOne or more meter can be connected to a PC so you can read all the parameters at one centrallocation. There is a terminal block m

MODBUS PROTOCOLThe Series 4000 Energy Meter can communicate by means of the ModBus protocol as described below:When the meter communicates with MoBus,

ENGINEERING SPECIFICATIONS FOR K4000 SERIES THREE PHASE KILOWATTHOUR METER1.1 GENERALSubmeter for three phase energy billing of kilowatt hours1. Mete

Page 2 Three-Phase meter specifications cont.4. Accuracy and Listings:a. The meter shall comply with ANSI C12.16 Electricity Metering Standardsb. F

INDEX Short Cut to Resetting the Demand Readings Inside Front CoverIntroduct

INTRODUCTION:You now have in your possession one of the most reliable and highly accurate meters evermanufactured.To insure proper installation and pe

MAIN FEATURES:The Series 4000 is factory programmed offering one model for both 3 or 4 wire services orbranch circuits. The factory has program the A

THE SERIES 4000 CONNECTION TERMINALSTerminal No. Designation DescriptionL1 – L2 Power Supply Power Supply at 230 or 480 VACRelay Pulse Reed RelayRS 4

CONNECTION DIAGRAMS FOR THE SERIES 4000Three Phase 4 wire service, which also includes a Hi-leg Service. 1. Use either 5 Amp in-line fuses or a 15 A

WIRING INSTRUCTIONS1. All wiring to this meter must comply with National Electric Code or any local codes that areapplicable. A grounding conductor

Split Core Current Transformers (Model NMI-TP-Series)Please refer to the above drawing:1. Remove and dispose of the packaging materials 2. To remov

Split Core Current Sensor Model (NMI 1250-400)The secondary side of these split core transformers is 110 milli-volts at 400 Amps.You need to cap the b