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Siemens SIPROTEC easy 7SJ45 User Manual

Siemens SIPROTEC easy 7SJ45
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Manual 7SJ45 Technical Data
C53000-K1174-C001-7 65
2.11 Technical Data
Current inputs
Outputs
1 impulse output (7SJ45XX-0*)
Relay output (7SJ45XX-1*)
UL-Listing for relay output with the following rated data:
120 Vac Pilot duty, B300
240 Vac Pilot duty, B300
240 Vac 5 A General Purpose
24 Vdc 5 A General Purpose
48 Vdc 0.8 A General Purpose
240 Vdc 0.1 A General Purpose
120Vac 1/6hp(4.4FLA)
240Vac 1/2hp(4.9FLA)
Rated frequency f
N
50 Hz or 60 Hz (adjustable)
Rated current I
N
1Aor5A
Power consumption
–atI
N
= 1 A or 5 A approx. 1.4 VA at I
N
Overload capability of current
path
thermal (rms)
50·I
N
for 1 s
15·I
N
for 10 s
2·I
N
continuous
dynamic (peak value) 100·I
N
for one half-cycle
Recommended primary current
transformers:
10P 10, 2.5 VA or according to the
requirements and the required tripping
power
Number: 1 pulse output
24 V DC / 0.1 Ws
Number: 1 changeover contact
Switching capability MAKE 1000 W/VA
BREAK 30 VA
40 W resistive
25 VA at L/R 50 ms
Switching voltage 250 V DC, 240 V AC
Permissible current per contact 5 A continuous;
30 A for 0.5 s (inrush current)
Interference suppression capaci-
tors across relay contacts
Ceramic,4.7nF,250V

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Siemens SIPROTEC easy 7SJ45 Specifications

General IconGeneral
BrandSiemens
ModelSIPROTEC easy 7SJ45
CategoryProtection Device
LanguageEnglish

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