Areva MiCOM P225, Техническое руководство

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Technical Specifications P225/EN TD/B11
MiCOM P225 Page 11/34
6. INPUTS AND OUTPUTS
6.1 Analogue current inputs
Phase currents In 1 and 5 Ampere
Earth current Ion 1 and 5 Ampere
Frequency Range 45 to 65 Hz
Nominal 50/60 Hz
Burdens Phase current inputs < 0.3 VA @ In (5A)
< 0,025 VA @ In (1A)
Earth current input < 0.01 VA @ 0.1Ion (5A)
< 0,004 VA @ 0,1 Ion (1A)
Thermal withstand of both phase and earth 100 In – 1 s
current inputs 40 In – 2 s
4 In – continuous
6.2 Analogue voltage input
Phase A – Phase C voltage input : Vn 57-130 Volt (range A)
220-480 Volt (range B)
Frequency Range 45 to 65 Hz
Nominal 50/60 Hz
Burden < 0,1 VA @ Vn
Thermal withstand Range A 260 V – continuous
300 V – 10 s
Range B 960 V – continuous
1300 V – 10 s
6.3 Logic inputs
Type Independent optical isolated
Number 6 (5 programmable, 1 fixe)
Burden < 10 mA for each input
Recognition time 5 ms with Vdc
7,5 ms with Vac
THE LOGIC INPUTS SHALL BE POWERED WITH A DC VOLTAGE,
EXCEPTED THE M AUXILIARY VOLTAGE RANGE WHICH ACCEPTS
BOTH DC AND AC VOLTAGE AS LOGIC INPUT CONTROL VOLTAGE.
Logic input operation
Cortec
Code Relay auxiliary
voltage range Auxiliary voltage
range for the logic
inputs * Minimum voltage
level (Volt) Minimum current
level (milli-Amp)
A 24 – 60 Vdc 19 – 60 Vdc 15 Vdc 3,35 mA
F 48 – 150 Vdc 32 – 150 Vdc 25 Vdc 3,35 mA
M 130 – 250 Vdc
100 – 250 Vac
48 – 250 Vdc
48 – 250 Vac
38 Vdc
38 Vac
2,20 mA
* The tolerance on the auxiliary voltage variations for the logic inputs is ±20%.