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Simple current transformer test circuit
a = normal operation
b = measured value testing
c = transformer short-circuit
d = relay testing
a = open
1 = cover
2 = insertion bridge
9 = separating plate
10 = partition plate

Test disconnect terminal block - URTK/S-BEN 10
0309109

Test disconnect terminal block, nom. voltage: 500 V, nominal current: 57 A, connection method: Screw connection, Rated cross section: 10 mm2, cross section: 0.5 mm2 - 16 mm2 , mounting type: NS 35/7,5, NS 35/15, NS 32, color: gray

Product Details

Product type Test disconnect terminal block
Number of connections 2
Number of rows 1
Potentials 1
Insulation characteristics
Overvoltage category III
Degree of pollution 3
Rated surge voltage 6 kV
Maximum power dissipation for nominal condition 1.82 W
Number of connections per level 2
Nominal cross section 10 mm²
Level 1 above 1 below 1
Screw thread M4
Tightening torque 1.5 ... 1.8 Nm
Stripping length 11 mm
Internal cylindrical gage A6
Conductor cross section solid 0.5 mm² ... 16 mm²
Cross section AWG 20 ... 6
Conductor cross section flexible 0.5 mm² ... 10 mm²
Conductor cross section, flexible [AWG] 20 ... 8
Flexible conductor cross section flexible (ferrule, w/o plastic sleeve) 0.5 mm² ... 10 mm²
Flexible conductor cross section (ferrule with plastic sleeve) 0.5 mm² ... 6 mm²
Cross-section with insertion bridge, rigid 10 mm²
Cross-section with insertion bridge, flexible 10 mm²
2 conductors with same cross section, solid 0.5 mm² ... 6 mm²
2 conductors with same cross section, flexible 0.5 mm² ... 4 mm²
2 conductors with same cross section, flexible, with ferrule without plastic sleeve 0.5 mm² ... 6 mm²
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve 0.5 mm² ... 4 mm²
Nominal current 57 A
Maximum load current 76 A (with 16 mm² conductor cross section)
Nominal voltage 500 V
Nominal cross section 10 mm²
Width 8.2 mm
End cover width 2.2 mm
Height NS 35/15 66.1 mm
Height NS 35/7,5 58.6 mm
Height 2.303 "
Height NS 32 63.5 mm
Length 61 mm
Color gray
Flammability rating according to UL 94 V0
Insulating material group I
Insulating material PA
Static insulating material application in cold -60 °C
Relative insulation material temperature index (Elec., UL 746 B) 130 °C
Fire protection for rail vehicles (DIN EN 45545-2) R22 HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R23 HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R24 HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R26 HL 1 - HL 3
Surface flammability NFPA 130 (ASTM E 162) passed
Specific optical density of smoke NFPA 130 (ASTM E 662) passed
Smoke gas toxicity NFPA 130 (SMP 800C) passed
Surge voltage test
Result Test passed
Temperature-rise test
Requirement temperature-rise test Increase in temperature ≤ 45 K
Result Test passed
Short-time withstand current 10 mm² 1.2 kA
Result Test passed
Power-frequency withstand voltage
Test voltage setpoint 1.89 kV
Result Test passed
Mechanical data
Open side panel Yes
Mechanical strength
Result Test passed
Attachment on the carrier
DIN rail/fixing support NS 32/NS 35
Test force setpoint 5 N
Result Test passed
Needle-flame test
Time of exposure 30 s
Result Test passed
Ambient conditions
Ambient temperature (operation) -60 °C ... 105 °C (max. short-term operating temperature RTI Elec.)
Ambient temperature (storage/transport) -25 °C ... 60 °C (for a short time, not exceeding 24 h, -60 °C to +70 °C)
Ambient temperature (assembly) -5 °C ... 70 °C
Ambient temperature (actuation) -5 °C ... 70 °C
Permissible humidity (storage/transport) 30 % ... 70 %
Connection in acc. with standard IEC 60947-7-1
Mounting type NS 35/7,5
NS 35/15
NS 32
Screw thread M3
Item number 0309109
Packing unit 50 pc
Minimum order quantity 50 pc
Sales Key B01
Product Key BE1233
Catalog Page Page 519 (C-1-2019)
GTIN 4017918155230
Weight per Piece (including packing) 29.62 g
Weight per Piece (excluding packing) 28.1 g
Country of origin TR

ECLASS

ECLASS-9.0 27141126
ECLASS-10.0.1 27141126
ECLASS-11.0 27141126

ETIM

ETIM 8.0 EC000902

UNSPSC

UNSPSC 21.0 39121400

CSA

Approval ID: 13631
Approval Specification Data
Nominal Voltage UN Nominal Current IN Cross Section AWG Cross Section mm2
Use group B
600 V 55 A 26 - 6
Use group C
600 V 55 A 26 - 6

EAC

Approval ID: RU C-DE.BL08.B.00534

cULus Recognized

Approval ID: E60425
Approval Specification Data
Nominal Voltage UN Nominal Current IN Cross Section AWG Cross Section mm2
Field wiring 600 V 50 A 26 - 8
Factory wiring 600 V 57 A 26 - 8
REACh SVHC Lead 7439-92-1
China RoHS Environmentally Friendly Use Period = 50 years
For information on hazardous substances, refer to the manufacturer’s declaration available under “Downloads”

Compatible Products

Your advantages

Easy and clear testing in current transformer secondary circuits can be performed using the test disconnect terminal blocks of the URTK/S range
On both sides of the disconnect point, the terminal block has a test socket which can also be used to switch across to neighboring terminal blocks
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8240 Parkhill Drive, Milton, Ontario L9T 5V7
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