Electrical Characteristics; Isolation Transformer; Measurements - ABB SACE Emax E1.2 Operating Instructions For The Design Engineer

Electrical characteristics The following table lists the electrical characteristics of the module:
Isolation transformer Between the external contacts of the circuit-breaker and the inputs of the module, an isolation transformer
Measurements The following table lists the measurement accuracy for the module:
186 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A
Component Characteristics
Input voltage 0...120 V AC rated
Input frequency 30...80 Hz
• Maximum switching voltage
• Breaking capacity
4A @ 250 V AC.
Output contact
• Dielectric strength between open contacts: 1000 V AC (1 minute @ 50 Hz).
• Dielectric strength between each contact and coil: 1000 V AC (1 minute @
50 Hz).
(1)
Data related to a resistive load.
must always be installed having the following characteristics:
Characteristics Description
• Mounting: EN 50022 DIN43880 guide.
• Material: self-extinguishing thermoplastic.
Mechanical
• Protection degree: IP30.
• Electrostatic protection: with shield to be connected to ground.
• Accuracy class: ≤ 0.5.
• Performance: ≥ 5 VA.
• Overload: 20 % permanent.
Electrical
• Insulation: 4 kV between inputs and outputs, 4 kV between shield and
outputs, 4 kV between shield and inputs.
• Frequency: 45...66 Hz.
NOTE: for the primary and secondary voltages of the transformer, see the configuration
parameters of the module, paragraph "Access from the display" on page 189).
Quantity Range
Voltage 10...120 V AC
Frequency 30...80 Hz
(2)
Phase -180...+180 °
(4)
(1)
With live busbar.
(2) With a live busbar, the frequency measurement is available with a voltage measured ≥ 36 V AC, and is
unavailable with a voltage measured ≤ 32 V AC.
(3)
In the absence of harmonic distortion.
(4)
The phase measurement refers to the phase difference between internal and external voltage.
: 150 V DC / 250 V AC.
(1)
: 2 A @ 30 V DC, 0.8 A @ 50 V DC, 0.2 A @ 150 V DC,
(1)
Accuracy
± 1 %
(1)
± 0.1 %
(3)
± 1 °
Electronic accessories | 4 - Ekip Synchrocheck module
ABB | SACE Emax 2