ADR233B
Ref ID : ADR233B/IM/I&S
Rev No. : 05
Page No. : 33 of 479
Current Input:
I.
CT secondary 1 / 5 Amp (Site Selectable)
II.
Nominal Burden at In
(without tripping condition)
< 0.20 VA at rated current (In)
III.
Thermal Withstand Capacity 250 x rated current (In) for 1sec
50 x rated current (In) for 3sec
4 x rated current (In) continuous for Phase and EF CT
IV.
Dynamic Withstand Capacity
1250A for 10ms
V.
Measurement Linearity
Range for Non – Offset AC
Current
Linear up to 40 In
Voltage Input:
I.
PT Nominal voltage (Vn) 110V AC (Ph-Ph)
II.
Nominal Burden at Vn
(without tripping condition)
< 0.20 VA at rated voltage (Vn)
III.
Thermal Withstand Capacity 2.6 x rated voltage (Vn) for 10sec
2 x rated voltage (Vn) continuous
IV.
Measurement Linearity
Range
Linear up to 120Volts
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
< 24 VA without status energize
< 30 VA with all status & output energies
24 – 230
VDC
< 10 W without status energize
< 12 W with all status & output energies
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
24–230VDC 48–230VDC 110–230VDC 230 VDC
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