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LEM電壓傳感器DVL250/DVL500/DVL750/DVL1000/DVL1500/DVL2000系列

Voltage transducers for Industrial and Traction - for small and medium voltage measurements

主要特點：

·Compact design

·緊湊的設計

·A unique design to cover all measuring ranges

·設計特，覆蓋的測量范圍

·Voltage measurement from 50 to 2000 VRMS

·電壓測量從50到2000 Vrms的

·High level of insulation test voltage: 8.5 KVRMS / 50 Hz / 1 min

·水平的絕緣測試電壓8.5 kVRMS的/ 50赫茲/ 1分鐘

·High level of RMS voltage (2.7 kV) for partial discharges extinction @10 pC

·電壓（2.7 kV）的局部放電熄滅@ 10 PC

·Excellent overall accuracy:

·的整體：

§+/- 0.4% of Vpn at + 25°C

§+ / - 0.4% + 25°c VPN

§+/- 1% of Vpn over the operating temperature range

§+ / - 1%的VPN在工作溫度范圍

·High bandwidth (short response time): 14 KHz (-3 dB)

·帶（響應時間短）：14千赫（3分貝）

Features:

• DC, AC and pulse voltage measurements with galvanic isolation
• Power supply: +/- 13,5 ...26,4 V
• Operating temperature range: -40°C to +85°C
• Flexibility with modular connections for primary and secondary sides (connectors, shielded cables, terminals ...)
• Current output as +/- 50 mA or current loop 4 to 20 mA

Standard compliance:

• EN50155:2007 for traction applications such as:
  • Main and auxilary converters
  • Circuit breaker
  • Substations
  • Battery chargers
  • Propulsion and braking chopper
  • but also industrial applications
• European Directive EMC 2004 / 108 / EEC : CE Marking
• Using UL94-VO recognized materials
• EN 50121-3-2:2006: Railway EMC standard
• EN 50124-1:2001: Insulation levels
• EN 50178:1997: for industrial applications
• NFF 16101/2: Fire and smoke classification
• Developed according to IRIS standard

Remarks:

• New innovative patented insulating digital technology
• Economic, 3 power saving
• 3 lighter
• Unmatched immunity to electromagnetic disturbances
• Insensitive to magnetic fields
• 10 compatible with previous generations of transducers in performance and footprint