ABB SACE Tmax XT7 Operation And Maintenance Manual page 177

Power supply Ekip Com Synchrocheck is supplied directly by the Ekip Supply module to which it is connected.
Interface the module has three signaling leds:
175 | © 2020 ABB | 1SDH001821A1002 - ECN000135670
NOTE: communication between Ekip Touch and the module is interrupted in the absence of
auxiliary power supply
Input Ekip Synchrocheck has an input (V S1 - V S2) for reading voltage, operation of which is ensured within the
ranges and with the performance given below:
Component
Voltage
Frequency
(3)
Phase
(5)
(1)
the accuracy values refer to normal operating ranges, as established by IEC 61557-12
(2)
with busbar activated
(3) with the busbar activated, frequency measurement starts at ≥ 36 V AC and ends at ≤ 32 V AC measured
voltage
(4)
in the absence of harmonic distortion
(5)
phase measurement refers to the phase difference between internal and external voltage
Isolation transformer
An isolating transformer with the characteristics given below must always be installed between the external
contacts of the circuit-breaker and the input of the module:
Characteristics
Mechanical
Electrical
Output Ekip Synchrocheck has an output (K S1 - K S2) used as synchronism contact.
The output is insulated from the unit and input, and has the following electrical characteristics:
Characteristics
Maximum switchable voltage
Breaking capacity
Dielectric strength between open contacts
Dielectric strength between each contact and coil
(1)
data relating to a resistive load
Figure 53
Operating range Normal operating range
0÷120 VAC 10 ÷ 120 VAC
30÷80 Hz 30 ÷ 80 Hz
- -180 ÷ +180 °
Description
• fixing: EN 50022 DIN43880 rail
• material: self-extinguishing thermoplastic
• protection class: IP30
• electrostatic protection: with earth connector shield
• accuracy class: ≤ 0,2
• performance: ≥ 4 VA
• overload: 20% permanent
• insulations: 4 kV between inputs and outputs, 4 kV between screen and outputs,
4 kV between screen and inputs
• frequency: 45 to 66 Hz
Maximum limit
(1)
150 VDC / 250 VAC.
2 A @ 30 VDC, 0,8 A @ 50 VDC, 0,2 A @ 150 VDC,
4A @ 250 VAC
1000 V AC (1 minute @ 50 Hz).
1000 V AC (1 minute @ 50 Hz).
External electronic accessories | 12 - Ekip Synchrocheck
ABB | SACE Tmax XT
Accuracy
(1)
1 %
(2)
0,1 %
(4)
1 °
Continued on the next page