ABB | SACE Emax 2
186 | © 2017 ABB | 1SDH001330R0002 - ECN000058721 Rev. A
Electronic accessories | 4 - Ekip Synchrocheck module
Electrical characteristics
The following table lists the electrical characteristics of the module:
Component
Characteristics
Input voltage
0...120 V AC rated
Input frequency
30…80 Hz
Output contact
• Maximum switching voltage
(1)
: 150 V DC / 250 V AC.
• Breaking capacity
(1)
: 2 A @ 30 V DC, 0.8 A @ 50 V DC, 0.2 A @ 150 V DC,
4A @ 250 V AC.
• 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.
Isolation transformer
Between the external contacts of the circuit-breaker and the inputs of the module, an isolation transformer
must always be installed having the following characteristics:
Characteristics
Description
Mechanical
• Mounting: EN 50022 DIN43880 guide.
• Material: self-extinguishing thermoplastic.
• Protection degree: IP30.
• Electrostatic protection: with shield to be connected to ground.
Electrical
• Accuracy class:
≤
0.5.
• Performance:
≥
5 VA.
• Overload: 20 % permanent.
• 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 "
).
Measurements
The following table lists the measurement accuracy for the module:
Quantity
Range
Accuracy
Voltage
10…120 V AC
± 1 %
(1)
Frequency
(2)
30…80 Hz
± 0.1 %
(3)
Phase
(4)
-180...+180 °
± 1 °
(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.
Summary of Contents for SACE Emax E1.2
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