Industry

1

2
LEM at a glance . markets served
Traditional Markets New Markets

• Industry
• All areas of reliable current measurement
• Motor drives, power conversion AC/DC, power
  supplies, UPS, welding, medical scanners, new
  energies, leakage currents
• Traction Trackside
• on-board applications, inverters
• Trackside and energy monitoring

• Automotive
• Battery Management in SUV, HEV
• X -by-wire applications
• Energy Automation
• Process control
• Battery Monitoring,
  Energy Metering

3
1. LEM at a glance . global footprint
Adaptation Centers Milwaukee, USA 25
employees Tver, Russia 85 employees
Production Centers Geneva, Switzerland 300
employees Beijing, China 350
employees Tokyo, Japan 150 employees
Direct sales, agents, reps and
distributors, worldwide
4
Quality Certifications

• LEM US (USA)
• ISO 9001 V2000

• LEM SA (Switzerland)
• ISO 9001 since 1993
• TS 16949 since July 2002
• ISO 14001 since December 2003
• IRIS since September 2007

• Beijing LEM (China)
• ISO 9001 since 1998
• ISO 9001 V2000 since 2003
• ISO 14001 since end 2006
• ISO TS 16949 since September 2007
• IRIS since July 2008

• LEM Japan
• ISO 9001V 2000 since 2003
• ISO 14001 end 2006

TVELEM (Russia) - ISO 9001 V2000 since 2003
5
Traction Segment

• On-board
• Trackside
• Energy metering
• Substation

6
EM4TEnergy Meter for Traction
7
Energy measurement for on-board applications

• EM4T is a single-phase energy meter
• Load profiles are recorded in 1 to 60 minute
  intervals Flash memory can store records over
  300 days with 15minutes interval
• Records include the date, time, events, train
  numbers and absolute energy values for
  consumption and recuperation
• All the networks 50 Hz, 16.67Hz and DC
• Class accuracy 1, 0.5 and 0.2
• EN 50 463

8
(No Transcript)
9
(No Transcript)
10
EM4T and connected transducers
11
DC and AC Voltage Measurement with Class Accuracy
12
Voltage Transducer with class accuracy
13
DC/AC Current Meas.with Class Accuracy
ITL Transducer Class 0.5
Shunt with digital isolation Class 1
14
Current Transducer with class accuracy
15
LEM 30 years in the measurement

• 2 years warranty on EM4T
• 5 years warranty on our transducers
• Energy meter transducers to measure Energy
  following the EN 50 463 on DC network

16
(No Transcript)
17

• Thank you for your listening