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29070
trip unit STR22SE for Compact NS 100/160/250 circuit breakers, electronic, rating 100A, 3 poles 3d
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End of Commercialization
MAR 31, 2021
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Main
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Range
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ComPact
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Range of product
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NS100...250
NR100...250
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Product or component type
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Trip unit
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Trip unit name
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STR22SE
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Trip unit technology
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Electronic
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Range compatibility
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ComPact NS100
ComPact NR100
ComPact NR250
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Device application
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Distribution
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Number of poles
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3P
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Protected poles description
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3t
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Protection type
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For short time short-circuit protection
For overload protection (long time)
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Trip unit rated current
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100 A at 20 °C
90 A at 70 °C
95 A at 60 °C
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Network type
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AC
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Network frequency
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50/60 Hz
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Complementary
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Long-time pick-up adjustment type Ir (thermal protection)
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Adjustable 48 settings
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[Ir] long-time protection pick-up adjustment range
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0.4...1 x In
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Long-time protection delay adjustment type tr
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Fixed
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[tr] long-time protection delay adjustment range
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90…180 s at 1.5 x Ir
3.2…5 s at 7.2 x Ir
5…7.5 s at 6 x Ir
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Short-time protection pick-up adjustment type Isd
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Adjustable 8 settings
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[Isd] Short-time protection pick-up adjustment range
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2...10 x Ir
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Short-time protection delay adjustment type tsd
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Fixed
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[tsd] Short-time protection delay adjustment range
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0.04…0.06 s
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Instantaneous protection pick-up adjustment type Ii
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Adjustable 8 settings
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Display type
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LED
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Environment
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Standards
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IEC 60947-2
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Product certifications
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LCIE
ASTA
KEMA
ASEFA
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Pollution degree
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3 conforming to IEC 60947
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IP degree of protection
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IP40 conforming to IEC 60529
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Ambient air temperature for operation
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-25…70 °C
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Ambient air temperature for storage
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-50…85 °C
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Packing Units
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Unit Type of Package 1
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PCE
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Number of Units in Package 1
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1
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Offer Sustainability
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EU RoHS Directive
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Not applicable, out of EU RoHS legal scope
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Contractual warranty
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