17WT MSYSTEM | Alldatasheet

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MODEL: 17WT http://www.m-system.co.jp/ 17WT SPECIFICATIONS ES-2966 Rev.0 Page 1/4 Rack-mounted Power Transducers 17-RACK WATT TRANSDUCER Functions & Features

  • Providing a DC output signal in proportion to AC active power
  • Measuring bidirectional power flow
  • DC output containing little ripple is ideal for computer input
  • "Time division multiplication" method accepts distorted waveforms Typical Applications
  • Centralized monitoring and control of power management system in a manufacturing facility or building
  • SCR – Silicon Controlled Rectifier MODEL: 17WT–[1][2]6–R

ORDERING INFORMATION

  • Code number: 17WT-[1][2]6-R Specify a code from below for each [1] and [2]. (e.g. 17WT-116-R)
  • Wattage range (e.g. 0 – 980 W) [1] CONFIGURATION 1: 3-phase / 3-wire 2: Single-phase / 2-wire 3: Single-phase / 3-wire [2] INPUT (unbalanced load) 1: 110 V / 5 A AC 2: 110 V / 1 A AC 3: 220 V / 1 A AC 4: 220 V / 5 A AC A: 100 V / 200 V / 1 A AC (single-phase / 3- wire) B: 100 V / 200 V / 5 A AC (single-phase / 3- wire) OUTPUT Voltage 6: 1 – 5 V DC (Load resistance 5000 Ω min.) AUXILIARY POWER SUPPLY DC Power R: 24 V DC (Operational voltage range 24 V ±10 %, ripple 10 %p-p max.) GENERAL SPECIFICATIONS Construction: Rack-mounted; terminal access via screw terminals on the front and connector on the rear; terminal cover provided Connection Input: M3.5 screw terminals (torque 0.8 N·m) Output: Connector Auxiliary power: Supplied from connector Screw terminal: Nickel-plated steel Isolation: Voltage input to current input to output to auxiliary power Computation: Time division multiplication Overrange output: Approx. -10 to +120 % Zero adjustment: -5 to +5 % (front) Span adjustment: 95 to 105 % (front) INPUT SPECIFICATIONS Frequency: 50 or 60 Hz
  • Voltage Input Operational range: 0 – 120 % of rating Overload capacity: 150 % of rating for 10 sec., 120 % continuous
  • Current Input Operational range: 0 – 120 % of rating Overload capacity: 1000 % of rating for 3 sec., 200 % for 10 sec., 120% continuous ■ How to determine Wattage Range Calibration Range [W] = Measuring Wattage ÷ ((VT Ratio) × (CT Ratio)) Check that the required calibration range is within the available range in the table. Specify this range when ordering. [Example] 3-phase / 3-wire, measuring wattage 750 kW, VT 3300/110 V, CT 250/5 A

MODEL: 17WT http://www.m-system.co.jp/ 17WT SPECIFICATIONS ES-2966 Rev.0 Page 2/4 I INPUT RANGE

  • 3-phase / 3-wire
  • Single-phase / 3-wire
  • Single-phase / 2-wire INPUT INPUT INPUT BURDEN (VA) BURDEN (VA) BURDEN (VA) STD.RANGE STD.RANGE STD.RANGE AVAILABLE RANGE AVAILABLE RANGE AVAILABLE RANGE VOLT. VOLT. VOLT. CURR. CURR. CURR. 110V/1A 110V/5A 220V/1A 220V/5A 110V/1A 110V/5A 220V/1A 220V/5A 200V/1A 200V/5A ±200 W ±1000 W ±400 W ±2000 W ±100 W ±500 W ±200 W ±1000 W ±200 W ±1000 W 0.2 /phase 0.4 /phase 0.2 /phase 0.2 0.4 0.1 0.5 0.1 0.5 0.1/ph 0.5/ph 0.1/ph 0.5/ph 0.1/ph 0.5/ph ±100 – ±240 W ±500 – ±1200 W ±200 – ±480 W ±1000 – ±2400 W ±50 – ±120 W ±250 – ±600 W ±100 – ±240 W ±500 – ±1200 W ±100 – ±240 W ±500 – ±1200 W OUTPUT SPECIFICATIONS 500 1000W 0 OUT 0 +1000W -1000W OUT ■ OPERATION DIAGRAM (exam ple) INSTALLATION Auxiliary power supply Current consumption: Approx. 40 mA Operating temperature: -5 to +55°C (23 to 131°F) Operating humidity: 40 to 85 % RH (non-condensing) Mounting: Standard Rack 17BXE Weight: 200 g (0.44 lb) PERFORMANCE in percentage of span Accuracy: ±0.5 % (at 23°C ±10°C or 73.4°F ±18°F, 45 – 65 Hz) Response time: ≤ 2 sec. (0 – 100 % ±1 %) Ripple: 1 %p-p max. Line voltage effect: ±0.1 % over voltage range Insulation resistance: ≥ 100 MΩ with 500 V DC Dielectric strength: 500 V AC @ 1 minute (output to auxiliary power)

2000 V AC @ 1 minute (voltage input to current input to

output or auxiliary power)

1500 V AC @1 minute (voltage input or current input or

output or auxiliary power to ground)

MODEL: 17WT http://www.m-system.co.jp/ 17WT SPECIFICATIONS ES-2966 Rev.0 Page 3/4 CONNECTION DIAGRAM -0"% -0"% 4063$& 1 7 1 6 W V'64& '64& '64& '64& '64& 7 W 6 V L M L M 4063$& 1 7 1 6 W V75 L M 1 7 1 6 W V75 7 W 6 V L M L M '64& '64& -0"% 4063$& 065165 "69*-*"3: 108&3 065165 065165 $0//&$503 $0//&$503 108&3 "69*-*"3: 108&3 DIMENSIONS unit: mm (inch) 110 (4.33 ) 93 (3.66) 24 (.94) 7 (.28) 78 (3.07)32 (1.26) 8–M3.5 SCREW 7 (.28) 2–M3 SCREW

MODEL: 17WT http://www.m-system.co.jp/ 17WT SPECIFICATIONS ES-2966 Rev.0 Page 4/4 TERMINAL ASSIGNMENTS 1 2 3 4 7 8 5 6 Specifications are subject to change without notice.