Surge protection for measurement and control technology - TT-SLKK5-S- 12AC 2809636

Modular terminal block with suppressor diode as surge voltage protection between clamping connector and DIN rail, separate ground connection, nominal voltage: 12 V AC, mounting on NS 35/7.5, terminal width: 6.2 mm, terminal height: 69 mm

Product Details




Direction of action Line-Earth Ground
Maximum continuous voltage UC 18 V DC
Maximum continuous voltage UC 13 V AC
Maximum continuous voltage UC (line-earth) 18 V DC
Maximum continuous voltage UC (line-earth) 13 V AC
Operating effective current IC at UC ≤ 5 µA
Residual current IPE ≤ 5 µA
Nominal discharge surge current In (8/20) µs (Core-Earth) 254 A
Total surge current (8/20) µs 254 A
Max. discharge current Imax (8/20) µs maximum (line-earth) 254 A
Nominal pulse current Ian (10/1000) µs (line-earth) 49 A
Output voltage limitation at 1 kV/µs (line-earth) spike ≤ 28 V
Output voltage limitation at 1 kV/µs (line-earth) static ≤ 28 V
Residual voltage at In (conductor-ground) ≤ 39 V
Response time tA (line-earth) ≤ 1 ns
Cut-off frequency fg (3 dB), asym. (PE) in 150 Ohm system typ. 1.5 MHz
Capacity (Core-Earth) 1.85 nF

Mechanical data
Open side panel Yes

Width 6.2 mm
Height 66.5 mm
Depth 69.5 mm

Color black
Flammability rating according to UL 94 V2
Housing material PA

Mounting type DIN rail: 35 mm

Degree of protection IP20
Ambient temperature (operation) -40 °C ... 85 °C

Connection method Screw connection
Screw thread M3
Tightening torque, min 0.5 Nm
Conductor cross section flexible min. 0.2 mm2
Conductor cross section flexible max. 4 mm2
Conductor cross section solid min. 0.2 mm2
Conductor cross section solid max. 4 mm2

VDE requirement class C3
Standards Information technology specification
Standards/regulations IEC 61643-21
Standards/regulations IEC 61643-21
Air clearances and creepage distances
Standards/regulations VDE 0110-1 / IEC 60664-1

IEC test classification C1
IEC test classification C3
VDE requirement class C3
Type Single-level terminal block – separate PE connection


Order Key 2809636
Packing unit 50 pc
Minimum order quantity 1 pc
Sales Key CL2
Catalog Page Page 85 (TT-2007)
GTIN 4017918101312
Weight per Piece (including packing) 19.3 GRM
Weight per Piece (excluding packing) 19.3 GRM
Customs tariff number 85363030