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LV438255
trip unit TM250DC, ComPact NSX 250 DC, thermal magnetic, 250 A rating, 4P 4d
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End of Commercialization
OCT 26, 2023
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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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ComPact NSX100...250 DC
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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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TM-D
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Trip unit technology
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Thermal-magnetic
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Range compatibility
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ComPact NSX250 DC
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Device application
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Distribution
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Number of poles
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4P
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Protected poles description
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4t
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Trip unit protection functions
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LI
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Protection type
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L : for overload protection (thermal)
I : for short-circuit protection (magnetic)
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Trip unit rated current
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250 A at 40 °C
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[Ue] rated operational voltage
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750 V DC
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Network type
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DC
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Complementary
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Long-time pick-up adjustment type Ir (thermal protection)
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Adjustable
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[Ir] long-time protection pick-up adjustment range
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0.7...1 x In
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Long-time protection delay adjustment type tr
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Fixed
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Short-time protection pick-up adjustment type Isd
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Adjustable
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[Isd] Short-time protection pick-up adjustment range
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5...10 x In
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Short-time protection delay adjustment type tsd
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Fixed
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Earth-leakage protection
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Without
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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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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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Package 1 Height
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6.5 cm
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Package 1 Width
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9.5 cm
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Package 1 Length
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14.6 cm
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Package 1 Weight
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548.0 g
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Unit Type of Package 2
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S03
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Number of Units in Package 2
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23
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Package 2 Height
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30.0 cm
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Package 2 Width
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30.0 cm
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Package 2 Length
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40.0 cm
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Package 2 Weight
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13.091 kg
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Offer Sustainability
Contractual warranty
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REACh Declaration