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ADR241B
Doc ID : ADR241B-DO_IM_01
Ref ID : ADR241B/IM/I&S
Rev No. : 06
Page No. : 27 of 272
1.3
Technical Specifications
AC Measuring Input:
I.
Measurement Accuracy
Typical ± 2% at In for Phase and EF
II. Nominal Frequency Range
For Current Inputs
50/60 Hz (Selectable in ADR241B Menu)
III. Frequency measurement
range
45 Hz – 65 Hz
IV. Phase rotation
ABC
Current Input:
I.
CT secondary
1 / 5 Amp. (Selectable)
II. Nominal Burden at In
(without tripping condition)
< 0.20 VA at rated current (In)
III. Thermal Withstand Capacity
40 x rated current (In) for 3sec
2 x rated current (In) continuous for Phase and EF CT
IV. Measurement Linearity
Range for Non – Offset AC
Current
Linear up to 40 In
Auxiliary Supply Input:
I.
Nominal operating range
24 – 230V AC (50Hz / 60Hz) or
24 – 230V DC
II. Voltage operating range
80% of lower nominal range and 120% of upper nominal
range (For DC Supply)
80% of lower nominal range and 110% of upper nominal
range (For AC Supply)
III. Nominal Burden on 24 –
230V Auxiliary Power
Supply
24
–
230
VAC
< 12 VA for Basic model without TCP
communication card
24
–
230
VDC
< 4 W for Basic model without TCP
communication card
IV. Tolerable AC ripple
Up to 15% of highest dc supply, As per IEC 60255-26:
2013
V. Relay power up time
< 2.5 Sec
Opto Isolated Input:
I.
Opto Isolated input operating
Range
24 – 230 VDC
II. Threshold Voltage for DC
18V +/- 3volts
Maximum operating voltage
range (RMS Voltage)
250 VDC
Содержание ADR241B
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Страница 112: ...ADR241B Doc ID ADR241B DO_IM_01 Ref ID ADR241B IM MS Rev No 06 Page No 112 of 272 Section 5 Metering Section...
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Страница 116: ...ADR241B Doc ID ADR241B DO_IM_01 Ref ID ADR241B IM SS Rev No 06 Page No 116 of 272 Section 6 Setting Sheet...
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Страница 130: ...Doc ID ADR241B DO_IM_01 Ref ID ADR241B IM CS Rev No 06 Page No 130 of 272 ADR241B Section 7 Communication...
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Страница 146: ...ADR241B Doc ID ADR241B DO_IM_01 Ref ID ADR241B IM UG Rev No 06 Page No 146 of 272 Section 8 User Guide...
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Страница 218: ...ADR241B Doc ID ADR241B DO_IM_01 Ref ID ADR241B IM FC Rev No 06 Page No 218 of 272 Section 9 Flow Chart...
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Страница 263: ...Doc ID ADR241B DO_IM_01 Ref ID ADR241B IM TC Rev No 06 Page No 263 of 272 ADR241B Section 11 Testing and Commissioning...