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CTKSA 8 kV

Coupling surge arrester
Class DH for separable connector type CTS
Art. no.
423851
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Product family CTKSA
Main description Coupling surge arrester
Sub description Class DH for separable connector type CTS
Family description The Cellplux surge arrester CTKSA Class DH are designed to protect encapsulated medium voltage systems. The CTKSA coupling surge arresters are specifically designed for mounting on shielded, screw-type Cellpack cable connections and comply with the international standards IEC 60099-4 and IEC 60071.
Characteristics With capacitive measuring point for voltage checking, Individually tested, Outer semi-conductive layer made of semi-conductive EPDM provides protection from exposed electrical parts, Quick, safe and easy assembly
Applications Indoor, Outdoor
Technical data
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Rated discharge current, In [kA] 10 kA
High current impulse 4/10 μs [kA] 100 kA
Rated short-circuit current [kA] 20 kA
Repetitive charge transfer rating, Qrs [C] 0,5 C
Thermal charge transfer rating, Qth [C] 1,1 C
Rated voltage, Ur 10 kV
Maximum continuous operating voltage, Uc 8 kV
Residual voltage (IEC 60099-4) with steep current impulse (1/T, T < 20 μs) 28,3 kV
Residual voltage (IEC 60099-4) with lightning impulse 8/20 [kV] 5 kA 24,8 kV
Residual voltage (IEC 60099-4) with lightning impulse 8/20 [kV] 10 kA 26,9 kV
Residual voltage (IEC 60099-4) with lightning impulse 8/20 [kV] 20 kA 29,3 kV
Length L 290 m
Width B 80 mm
Heigth H 380 mm
Temporary overvoltage before stress (0.1 sec) 1,227 x Ur
Temporary overvoltage before stress (1 sec) 1,166 x Ur
Temporary overvoltage before stress (10 sec) 1,109 x Ur
Temporary overvoltage before stress (100 sec) 1,050 x Ur
Temporary overvoltage before stress (1000 sec) 0,991 x Ur
Temporary overvoltage after stress (0.1 sec) 1,175 x Ur
Temporary overvoltage after stress (1 sec) 1,103 x Ur
Temporary overvoltage after stress (10 sec) 1,047 x Ur
Temporary overvoltage after stress (100 sec) 0,985 x Ur
Temporary overvoltage after stress (1000 sec) 0,929 x Ur
Temporary overvoltage (associated standard) IEC 60099-4
Logistic data
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Delivery scope Set of 3 surge arresters, Assembly material, Assembly instructions
Shelf life description Unlimited shelf life
Country of origin Germany
Customs tariff number 85479000
EAN/GTIN 4010311193175
Packaging type Piece Carton Pal. OW
Content quantity 1 1 24
Unit of measure Piece Piece Piece
Lenght (mm) 470 470 1200
Width (mm) 260 260 800
Height (mm) 185 185 1130
Net weight (kg) 14,807 14,807 355,368
Gross weight (kg) 14,807 14,807 373,568
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