ABB | SACE Tmax XT
External accessories | 14 - Ekip Synchrocheck
165 | © 2019 ABB | 1SDH002039A1002 - ECN000093027 - Rev. A
Power supply
Ekip Com Synchrocheck
is supplied directly by the
Ekip Supply
module to which it is connected.
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
Operating range
Normal operating range
Accuracy
(1)
Voltage
0÷120 VAC
10 ÷ 120 VAC
1 %
(2)
Frequency
(3)
30÷80 Hz
30 ÷ 80 Hz
0,1 %
(4)
Phase
(5)
-
-180 ÷ +180 °
1 °
(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
Description
Mechanical
• fixing: EN 50022 DIN43880 rail
• material: self-extinguishing thermoplastic
• protection class: IP30
• electrostatic protection: with earth connector shield
Electrical
• accuracy class:
≤
0,2
• performance:
≥
4 VA
• overload: 20% permanent
• insulations: 4 kV between inputs and outputs, 4 kV between shield and outputs, 4
kV between shield and inputs
• frequency: 45 to 66 Hz
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 limit
(1)
Maximum switchable voltage
150 VDC / 250 VAC.
Breaking capacity
2 A @ 30 VDC, 0,8 A @ 50 VDC, 0,2 A @ 150 VDC,
4A @ 250 VAC
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 relating to a resistive load
Interface
the module has three signaling leds:
Figure 53
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