production of electrical control and signaling equipment

BKV line

Short description:

BKV type push buttons are used to operate low-voltage, high-current electrical devices and equipments and to switch circuits.

Push buttons without housing

BKV red

push button without housing,
1NC
4240

BKV green

push button without housing,
1NO
4241

BKV red

push button without housing,
1NO-1NC
4242

BKV green

push button without housing,
1NO-1NC
4243

Push buttons with housing

BKV-MT red

push button with housing,
1NC
4260

BKV-MT green

push button with housing,
1NO
4261

BKV-2MT green+red

push button with housing,
1NO+1NC
4262

BKV-3MT green+red+green

push button with housing,
1NO+1NC+1NO
4263

Parts, accesories

BKV housing

4250

Technical details:

Protection

For devices with protection class I

Installation

The push buttons can be installed (with 2 max. M 4 countersunk head screws) in the mounting opening of the size described in the technical information or (with 3.5×16 mm pan head sheet metal screws) in the MT; 2MT; 3MT plastic housings manufactured for them.

The device is also suitable for connecting a power cable. We recommend using the switch only in clean environments.

Protection

IP 00, IP 40 after installation in MT housings

Operating mode

The push buttons are moved to the closed or open position (depending on their function) by pressing the operating buttons. When the button is released, the push buttons return to their default position.

Actuation force requirement

~12,5 N

Switch travel

8,5 mm

Connection terminals

The push buttons are equipped with screw-type connection terminals, which can be connected to wires without preparation.

Connection wire

For flexible wire, 0.5-0.75 mm2 cross-section wire

For solid wire

0.5-1 mm2 cross-section wire
Electrical load capacity and service life according to EN 61058-1

2 A 400 V~ 1E4

Flammability class of plastic parts

For plastic parts in contact with live parts V0 (according to UL 94)

Creep paths and air gaps

min. 3 mm

Application category:

D (IEC 335-1)

Applied standard

MSZ EN 61058

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