Example voltage instrument transformer:
• Primary nominal voltage * UN = 110/√3 kV
• Max. primary voltage 120 % of UN*
• Secondary nominal voltages * =
100/√3 V, 110/√3 V, 100 V, 110 V
• Max burden of the PT under test = 158,75 VA *
Example current instrument transformer:
• Primary nominal current * IN = 4000 A
• Max. primary current 120 % of IN *
• Secondary nominal current = 5 A and 1 A *
• Max. burden of the CT under test = 60 VA *

• Voltage inputs for PT and EVT with high impedance direct input (WM3000U)
• Inputs for non-conventional, digital trans-former (100Base-Tx full duplex RJ45)
• User friendly operation via touch screen with integrated graphical user interface
• A/D conversion of measuring value by 24 Bit converter
• Measurement of different currents and voltages via absolute control of all ranges
PC interface via Ethernet

• Current inputs for CT and ECT with high impedance direct input (WM3000 I)
• Inputs for non-conventional, digital trans-former (100Base-Tx full duplex RJ45)
• User friendly operation via touch screen with integrated graphical user interface
• A/D conversion of measuring value by 24 Bit converter
• Measurement of different currents and voltages via absolute control of all ranges
PC interface via Ethernet

• High accuracy, independent from meas-urement mode
• Simple, menu-controlled operation us-ing a front-face LCD display
• Convenient operation and evaluation, including protocol generation
• Manual operation via function keys
• Windows® based SSM3000 operator software
• RS 232 interface

• The MT3000 is a powerful three-phase voltage and current source.
• The consistently modular design allows a system upgrade at any time.
• Excellent user-guidance
• Many configuration possibilities by adding various modules
• All test values are generated absolutely synthetically.
• The power source can be used as stand-alone unit or as enhancement of the MT3000 Reference Standard.
• Powerful unit with single phase mains supply
• Current generation up to 120 A by using an optionally Current Booster Module

• A consistently modular design allows a system upgrade at any time
• Excellent user-guidance
• Many configuration possibilities by adding various modules
• Unique long-term and temperature stability of the measuring module
• Measurement is also possible via error compensated Clip-on CT modules up to 120 A
• Extendable Compact-Flash-Memory for measurement results and customer data
• Windows based data management software MTVis for evaluation of the test results
• Current measurement up to 10000 A by using a required current sensor
• No additional error for reactive measurement
• Automatic meter testing without external PC
• External control via PC by using the Windows control software WinSAM

• A consistently modular design allows a system upgrade at any time
• Excellent user-guidance
• Many configuration possibilities by adding various modules
• Unique long-term and temperature stability of the measuring module
• Measurement is also possible via error compensated Clip-on CT modules up to 120 A
• Extendable Compact-Flash-Memory for measurement results and customer data
• Windows based data management software MTVis for evaluation of the test results
• Current measurement up to 10000 A by using a required current sensor
• No additional error for reactive measurement
• Automatic meter testing without external PC
• External control via PC by using the Windows control software WinSAM

• Verification of the load conditions on metering installation
• Verification of the energy registration
• 4 quadrant measurement
• Frequency-, phase angle- and power factor measurement
• Testing of 3 or 4 wire systems with pulse output
• Harmonic spectrum analysis
• Wave form analysis
• Available with:
   - Accuracy class 0.1 (MT781)
   - Accuracy class 0.05 (MT786)

• Verification of the load conditions on metering installation
• Verification of the energy registration
• 4 quadrant measurement
• Frequency-, phase angle- and power factor measurement
• Testing of 3 or 4 wire systems with pulse output
• Harmonic spectrum analysis
• Wave form analysis
• Available with:
   - Accuracy class 0.1 (MT781)
   - Accuracy class 0.05 (MT786)

• Accuracy class 0.1
• Direct measurement up to 120 A and 500 V
• Calibration under real load conditions
• Verification of the energy registration
• 4 quadrant measurement
• Harmonic spectrum analysis
• Wave form analysis

• Accuracy class 0.1
• Direct measurement up to 120 A and 500 V
• Calibration under real load conditions
• Verification of the energy registration
• 4 quadrant measurement
• Harmonic spectrum analysis
• Wave form analysis

• Three phase current generation up to 120 A (AC)
• Three phase voltage generation up to 500 V
• 10,4 “ colour-display
• Compact-Flash card
• Easy user-guidance via touch screen
• All test values are generated synthetically.
• The power source MT551 can be used as stand-alone unit or as enhancement of the MT3000/MT365 reference standard.
• Interfaces: Bluetooth, USB or RS232
• Powerful unit with single phase mains supply.

• Three phase portable current-/voltage source up to 12 A and 300 V
• All test values are generated synthetically.
• Powerful unit with single phase mains supply
• Easy user guidance
• User friendly menu guided operation via built-in soft-keys
• External control via PC possible
• Clearly arranged indication of test values via 6.4“ LCD Display

• Three phase portable current source up to 12 A
• Mains supply either via available voltage from the grid or via separate mains
supply
• Synchronization of the test currents on the existing test voltage phases of the
meter under test
• All test values are generated synthetically
• Powerful unit with single phase mains supply
• Easy user guidance
• User friendly menu guided operation via built-in soft-keys
• External control via PC possible
• Clearly arranged indication of test values via 6.4“ LCD Display

• Accuracy class 0.05 (MT365), accuracy class 0.1 (MT360)
• Easy user-guidance
• Unique long-term and temperature stability of the measuring module
• Current measurement up to 120 A with error compensated AC current clamps
• Compact-flash memory to store measurement results and customer data
• Windows based data management software MTVis for evaluation of the test results
• External system control via PC with windows based control software
• No additional error for reactive measurement
• Long-range applications by great offering of accessories

• Accuracy class 0.05 (MT365), accuracy class 0.1 (MT360)
• Easy user-guidance
• Unique long-term and temperature stability of the measuring module
• Current measurement up to 120 A with error compensated AC current clamps
• Compact-flash memory to store measurement results and customer data
• Windows based data management software MTVis for evaluation of the test results
• External system control via PC with windows based control software
• No additional error for reactive measurement
• Long-range applications by great offering of accessories

• Excellent user-guidance
• Many configuration possibilities by adding various measuring adapters
• Unique long-term and temperature stability of the measuring module
• Current measurement up to 120 A with error compensated Clip-on CTs
• Internal memory to store measurement results and customer data
• Windows based data management software MTVis for evaluation of the test results
• External system control via PC with windows based control software
• Current measurement up to 10000 A by using a required current sensor
• No additional error for reactive measurement
• Accuracy class 0.05

• Excellent user-guidance
• Many configuration possibilities by adding various measuring adapters
• Unique long-term and temperature stability of the measuring module
• Current measurement up to 120 A with error compensated Clip-on CTs
• Internal memory to store measurement results and customer data
• Windows based data management software MTVis for evaluation of the test results
• External system control via PC with windows based control software
• Current measurement up to 10000 A by using a required current sensor
• No additional error for reactive measurement
• Accuracy class 0.1

• Easy and user friendly operation
• Current measurement up to 120 A with error compensated clamp on CTs
• Accuracy class 0.2
• No additional error for reactive measurement
• Unique long-term and temperature stability
• Driven by powerful rechargeable battery-pack*
• Internal memory to store measurement results and customer data
• Windows based data management software MTVis for evaluation of the test results and test report generation
• A complete and light weight meter test set

• Easy and user friendly operation
• Current measurement up to 120 A with error compensated clamp on CTs
• Accuracy class 0.2
• No additional error for reactive measurement
• Unique long-term and temperature stability
• Driven by powerful rechargeable battery-pack*
• Internal memory to store measurement results and customer data
• Windows based data management software MTVis for evaluation of the test results and    test report generation
• A complete and light weight meter test set

• High accuracy (class 0.01), independent of measuring mode
• Excellent long-term stability by using of DC-capable current transformers
• Recalibration period by PTB can possibly be set for > 2 years
• RS232 and IEEE 488 interface
• SCPI compatible IEEE488 interface commands
• Automatic measuring range selection
• Only one current input for the complete measuring range
• Direct traceability of measuring accuracy by connection of DC- and frequency standard devices

• High accuracy (class 0.01), independent of measuring mode
• Excellent long-term stability by using of DC-capable current transformers
• Recalibration period by PTB can possibly be set for > 2 years
• RS232 and IEEE 488 interface
• SCPI compatible IEEE488 interface commands
• Automatic measuring range selection
• Only one current input for the complete measuring range
• Direct traceability of measuring accuracy by connection of DC- and frequency standard devices