Measuring instruments

• Designed for cables and busbar
• Primary current: 40 to 7,500 A
• Secondary current: 5 or 1 A
• Burden: 1.0 to 30 VA
• Accuracy class: 0.2s, 0.5 or 1.0

• Suitable for all 1- and 3-phase network topologies
• Up to 1,000 VL-L AC input
• Accuracy class: 0.5 or 0.4
• Up to 4 analogue outputs
• Fast response time, less than 50 ms
• Measures more than 50 parameters
• RS-485 serial Modbus communication
• Fully configurable by USB, no aux. supply required
• Universal power supply of 20 to 300 V DC/48 to 276 V AC

• 36 × 24 mm. for flush mounting. 
• For AC or DC measuring voltage
• Synchronous motor (AC version)
• Step motor (DC version)

• 48 × 48 mm.
• IP40 or IP65
• Adapter frames: 55 × 55 mm, 72 × 72 mm. for panel mounting
• For AC or DC measuring voltage
• Synchronous motor (AC version)
• Step motor (DC version)

• Accuracy class: 1.5
• 90 ° or 240 ° pointer deflection
• IP52 protection (IP54 on request)
• Customised and exchangeable scale available

• Accuracy class: 1.5
• 90 ° pointer deflection
• IP52 (IP54 on request)
• Customised and exchangeable scale available for 90 °
• Measuring range: 40 to 800 V (Q48: 40 to 300 V), 1 to 60 A (Q48: 1 to 40 A)

• Standard pointers, diagonal. 45 to 65 Hz, 150 to 600 V AC. 
• Robust and thoroughly tested construction
• Available in Q96 DIN size design
• High accuracy and linear read-out
• High immunity to 3rd harmonics

• Q72 and Q96
• 90 ° movement pointer
• Exchangeable scale
• Robust and thoroughly tested construction
• Accuracy class: 0.5 and linear read-out
• High immunity to 3rd harmonics

Primary winding transformers features

Primary winding transformers by DEIF have a long list of features:

• Primary current: 1 to 150 A
• Secondary current: 5 or 1 A
• Burden: 2.5 to 15 VA
• Accuracy class: 0.5 or 1.0

• Primary current: 1 or 5 A
• Secondary current: 5 or 1 A
• Accuracy class/protection class: 0.5 or 1.0

The insulation monitor AAL-2 - the features

The insulation monitor, AAL-2, from DEIF has a high number of features:

• Insulation monitoring of AC networks of up to 440 V AC
• 10 M or 1 M ranges
• Adjustable warning set point
• Delay to prevent unwanted warnings

Transducer range, TAS 331DG - Features

The transducer range by DEIF has a long list of features

• Factory-configured transducer for power or reactive power measurement.
• Aux supply: from 57 to 690 V AC
• Aux supply: 24 to 220 V DC
• Class 0.5 measurement
• Supply and measuring voltage up to 690 V
• Pre-configuration or easy PC tool configuration
• Configurable up to three output slopes

• Factory-configured transducer for bidirectional current measurement.
• Aux supply: from 57 to 690 V AC
• Aux supply: 24 to 220 V DC
• Class 0.5 measurement
• Supply and measuring voltage up to 690 V
• Pre-configuration or easy PC tool configuration
• Configurable up to three output slopes

• 3.0 accuracy class (1.5 for moving iron)
• 90 ° pointer deflection
• IP52 protection
• Scale: always 120 % of the current transformer
• Measuring range: 0 to 6 A or 0 to 1.2 A 
• DIN standard sizes: Q72, Q96
• Exchangeable scale

• Measures voltage, current/active/reactive and apparent power, frequency, energy kWh/kvarh, PF, THD, demand
• For all 2- and 3-phase AC network topologies
• Suitable for Power quality analysis
• Measures Individual Harmonics from 2nd to 63rd
• Min./max. statistic with time stamp
• Customised alarm settings with 16 different parameters
• RS-485 Modbus communication
• Large LCD screen with white backlight
• Optional communication modules - Ethernet (Modbus TCP, HTTP, SMTP) - Profibus DP
• Optional I/O modules - Relay - Analogue I/O - Digital I/O
• Free utility software with data logging
• Type approvals from all major classification societies

• Three functions: Normal, fast and test
• Easy set-point
• Leakage capacitance up to 2000 uF
• Measuring voltage up to 690 V AC and up to 1000 V DC
• AUX voltage: 24 V DC or selectable AC voltage from 100 to 480 V
• Measurement down to 5Hz (LF-version)
• Complies with IEC 61557-8

• Measures voltage, current/active/reactive and apparent power, frequency, energy kWh/kvarh, PF, THD, demand
• For 2- and 3-phase AC network topologies
• Compatible with DEIF’s FCT flexible current transformers (up to 6,000A measuring range) which are ideal for if space is limited
• Suitable for Power quality analysis
• Measures Individual Harmonics from 2nd to 63rd
• Min./max. statistic with time stamp
• Customised alarm settings with 16 different parameters
• RS-485 Modbus communication
• Large LCD screen with white backlight
• Optional communication modules - Ethernet (Modbus TCP, HTTP, SMTP) - Profibus DP
• Optional I/O modules - Relay - Analogue I/O - Digital I/O
• Free utility software with data logging
• Type approvals from all major classification societies

• Converting one type of DC signal into another DC signal
• Converting potentiometer input into a DC signal
• Separating a number of earthing points
• Galvanic separation of current signals
• Conversion of measuring signal
•  Adaption of measuring range
• Separation of measuring circuits
• Measuring on DC shunts
• Measuring of DC voltages

• Measures voltage, current/active/reactive and apparent power, frequency, energy kWh/kvarh, PF, THD, demand
• For 2- and 3-phase AC network topologies
• Compatible with DEIF’s FCT flexible current transformers (up to 6,000A measuring range) which are ideal for if space is limited
• Fitted for DIN-rail mounting
• Suitable for Power quality analysis
• Measures Individual Harmonics from 2nd to 63rd
• Min./max. statistic with time stamp
• Customised alarm settings with 16 different parameters
• RS-485 Modbus communication
• Large LCD screen with white backlight
• Optional communication modules - Ethernet (Modbus TCP, HTTP, SMTP) - Profibus DP
• Optional I/O modules - Relay - Analogue I/O - Digital I/O
• Free utility software with data logging
• Type approvals from all major classification societies

Advanced insulation monitoring of 24, 110 and 220 V DC networks
Detects all types of insulation faults – including double faults
Configurable alarm with adjustable set point