Watt Or Var Hour Transducer

Watt Or Var Hour Transducer

• Models
(0.2%ACC.) : TDWH, TDWH2.
(0.5%ACC.) : TSWH, TSWH2.

Features :
• Dual Aux. Power 110/220V AC
• High Accuracy 0.2% RO at 23 °C ± 5 °C
• High Dielectric Strength 2.6KV AC / Min, Between Input / Output/ Power Case
• ABS Plastic Case, DIN Rail or Wall Mounting


Specification :
Accuracy : 0.2% RO at 23°C ± 5°C (Self-Power Mode 0.25%RO at 23°C ± 5°C).
Input Range :
  Normal Voltage 110V, Effective 50 ~ 150V.
  Normal Voltage 220V, Effective Range 160~300V.
  Normal Current 5A, Effective Range 0~7.5A. 
  Normal Current 1A, Effective Range 0~1.5A.
  Input Burden : 0.1VA / 60Hz at 150V AC ; Self-Power Mode 2VA at 150V AC.
  Frequency : 45 ~ 70Hz

Input Over :
  Normal AC 110V, Voltage Over 500V Continuous. 
  Self-Power Mode 150V AC Maximum.
  Normal AC 5A, Current Over 15A Continuous; 
  50A 10 Sec / Hour ; 400A 0.5 Sec / Hour.

Output Load : DC Current Mode: 10V DC Maximum,  DC Voltage Mode:10mA DC Maximum.
Output Protection : Without Damage for Output Open or Short Circuit.
Dielectric Strength : 2.6KV AC / 1 Min, between Input / Power / Case.
Impulse : 5KV (1.2X50 µS), ANSI C37.90a / 1983. DIN, IEC 255 - 4, IEC 688-1992
                   2.5KV - 0.25mS / 1MHz IEC 801-3 (Ring WAVE).
Common Mode Rejection : > 120db, 50 / 60Hz.
Stability : < 0.2% / Year.
Calibration : SPAN and ZERO ± 10%.
Response Time & Ripple(p-p) : ≤ 400mS. 0 ~ 99%; 0.5% P-P(STD) or Option.
Magnetic Effect : DIN - IEE 688  ≤ 0.005% Change 10" Center 100A- Turn.
Temperature Coefficient : ≤ 100ppm / °C from 0 ~ 60°C;  ≤ 50ppm / 23°C ± 3°C
Operating Condition : -10°C ~ + 65°C, 20 ~ 95% RH Non - Condensed.
Storage Condition : -40°C ~ + 75°C, 20 ~ 95% RH Non - Condensed.
Power Supply : AC or DC ± 20%, 50 / 60Hz < 3VA/AC.
Aux. Power Effect : < 0.01% / V.
Housing Material :
  ABS Plastic, Self-Extinguishing to UL Subject 94 Class V-O. Case IP 50 Snap Mounting On DIN EN 50022-35 Or
 Surface Mounting. Compliance With IEC 529, BS 5490, Din 40054. Protection Touch-Proof Terminals and
 Enclosure Meeting Requirements Of VBG 4 & VDE 0106 oart 100(Germany).
Mounting : DIN Rail or Wall Mounting.
Size : 120W X 115H X 73.4L mm Uni-Direction and Bi-Direction for Watt, Bi-Direction for Var only.
Self-Power Mode : Effective Range 85~150V AC, Power Source from V1 Voltage.