Page 50 - Essailec Test Blocks

Voltage transformers application
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ESSAILEC sockets for voltage transformers – independent circuits

Description
Four independent circuits for voltage measurement.
x4
Test directly performed on the four built-in dia. 4mm test sockets (no plug required).
Test sockets color coding :
• U1- brown,
• U2-black,
1SNC169294V0014 • U4-blue.
• U3-red,
The socket is supplied with a compact cover and sealing option (no coding required).
Main technical data Mounting instructions
Connecting capacity IEC 947-1 Rail TH 35-7.5,
TH 35-15
Screw clamp Rigid: Solid/Stranded 0.2 ... 6 mm² Wire stripping 9.5 mm
TT4-S-VL-INF
(VL) Flexible with insulated ferrule 0.22 ... 4 mm² length 0.370 in
Flexible with non insulated ferrule 0.22 ... 4 mm²
Body Polycarbonate
Conductive parts Silver-plated Tool Flat screwdriver
Rated voltage 400 V Ø 4 mm
Impulse withstand voltage 4000 V Ø 0.157 in
Pollution degree 3
Rated current 8 A
Short-circuit current 25 A/5 s ... 800 A/25 ms Torque 0.5 ... 0.8 Nm
Storage temperature range -25 ... +70 °C 4.4 ... 7.1 lb.in
Working temperature range 10 ... +55 °C
Protection without cover/ lid IP20

Ordering details Compatible products
Color Type Part Number Pkg Weight Lid / Cover Cover
qty 1 pce g
4
Base / Half-base mounting
Grey TT4-S-VL-INF 1SNA166972R0000 40 114 Included included
Information on pre-wired plugs: Please refer to page "ESSAILEC ® pre-wired plugs for voltage transformers".

Accessories
Description Type Part Number Pkg Weight
1 2 3
qty 1 pce g
1 Interlocking peg For 2 sockets assembly CVABM 1SNA183436R0500 10 0.4
2 Mounting kits For TH35 rail (a) KEM-3 1SNA166962R0000 10 24
3 For DIN 1 rail (a) FX 1SNA167682R2300 10 20
4 5 6
4 For ring-tongue flush mounting (b) KEM-1 1SNA166928R2000 50 18
5 Jumper bars For two sockets screw connection type (c) BJ-VL 1SNA167680R0500 10 1
6 Lateral jumper bars Compatible with ring-tongue connection only (VA) (b) PCVA 1SNA167496R1100 10 1
7 Compatible with screw connection only (VL); IP20 (c) PCVL 1SNA167681R2200 10 1
7 (a) compatible with base mounting only.
(b) compatible with ring-tongue connection type socket only (VA).
(c) compatible with screw connection type socket only (VL).

Side view left Side view right
1SNC169024S0201

INDUSTRIAL /// ENTRELEC - ESSAILEC TEST BLOCKS
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