Surge protection base-element - PT 1X2-BE

Base element for protective plug PT with protective circuit for a 2-core floating signal circuit. Mounting on NS 35/7.5 und NS 35/15, housing width: 17.5 mm.

Product Details

Notes on operation When the PT...-BE base elements are used, the connections 9/10 (GND) are directly connected to the DIN rail via the metal mounting foot.

Type Base element, DIN rail mounting
Product type Base element
Number of positions 2
Surge protection fault message none
Wire pairs per module 1
Insulation characteristics
Overvoltage category III
Pollution degree 2

Connection method Screw connection
Screw thread M3
Tightening torque 0.5 Nm
Conductor cross section flexible 0.2 mm² ... 2.5 mm²
Conductor cross section solid 0.2 mm² ... 4 mm²
Conductor cross section AWG 24 ... 12

Dimensional drawing
Width 17.7 mm
Height 90 mm
Depth 51.5 mm (incl. DIN rail 7.5 mm)
Horizontal pitch 1 Div.

Color jet black RAL 9005
Flammability rating according to UL 94 V-0
Housing material PA 6.6

Mechanical data
Open side panel No

Direction of action Signal Ground/Shield-Earth Ground
Maximum continuous voltage UC 53 V DC
37 V AC
Rated current 450 mA (45 °C)
Resistance per path 2.2 Ω ±10 %
Surge protection fault message none
Max. required back-up fuse 500 mA (T)

Ambient conditions
Degree of protection IP20
Ambient temperature (operation) -40 °C ... 85 °C
Ambient temperature (storage/transport) -40 °C ... 85 °C
Altitude ≤ 2000 m (amsl (above mean sea level))

Standards/specifications IEC 61643-21
Standards/specifications EN 61643-21

Mounting type DIN rail: 35 mm

Item number 2856113
Packing unit 1 pc
Minimum order quantity 1 pc
Sales Key C07
Product Key CL2111
Catalog Page Page 122 (C-4-2019)
GTIN 4017918599287
Weight per Piece (including packing) 50.04 g
Weight per Piece (excluding packing) 49.03 g
Customs tariff number 85363010
Country of origin DE


ECLASS-9.0 27130803
ECLASS-10.0.1 27130803
ECLASS-11.0 27130803


ETIM 8.0 EC000472


UNSPSC 21.0 39121600


Approval ID: EAC-Zulassung


Approval ID: TAE00001N6
Approval Specification Data
Nominal Voltage UN Nominal Current IN Cross Section AWG Cross Section mm2


Approval ID: RU C-DE.*09.B.00169

UL Listed

Approval ID: FILE E 138168


Approval ID: 2020322316002243


Approval ID: PxCIF09ATEX2856113X
Approval Specification Data
Nominal Voltage UN Nominal Current IN Cross Section AWG Cross Section mm2
Intranet display is disabled

cUL Listed

Approval ID: FILE E 333250

UL Listed

Approval ID: FILE E 333250


Approval ID: 2020322316003150


Approval ID: GYJ20.1180X

cULus Listed

China RoHS Environmentally friendly use period: unlimited = EFUP-e
No hazardous substances above threshold values

Your advantages

Maximum ease of maintenance, thanks to the 2-piece design
Easy selection for all possible demands in MCR applications with a complete product portfolio
The signal is not influenced during maintenance work, thanks to the impedance-neutral insertion and removal of protective plugs