LEM电压传感器DVL250/DVL500/DVL750/DVL1000/DVL1500/DVL20 返回列表页

LEM电压传感器DVL250/DVL500/DVL750/DVL1000/DVL1500/DVL2000系列

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

主要特点：

·Compact design

·紧凑的设计

·A unique design to cover all measuring ranges

·设计特，覆盖的测量范围

·Voltage measurement from 50 to 2000 VRMS

·电压测量从50到2000 Vrms的

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

·水平的绝缘测试电压8.5 kVRMS的/ 50赫兹/ 1分钟

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

·电压（2.7 kV）的局部放电熄灭@ 10 PC

·Excellent overall accuracy:

·的整体：

§+/- 0.4% of Vpn at + 25°C

§+ / - 0.4% + 25°c VPN

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

§+ / - 1%的VPN在工作温度范围

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

·带（响应时间短）：14千赫（3分贝）

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