EUCHNER – More than safety.
EUCHNER – More than safety.
HomeProductsElectromechanical safety switches without guard lockingNM small plastic switch; large selection of actuating headsNM12KBA-M

NM12KBA-M (Order no. 084525)

Safety switch NM.KB with roller arm, long housing, cable entry M16 x 1.5

  • Roller arm, roller diameter 12 mm
  • long housing
  • 3 x cable entry M16 x 1.5
  • 2 pos. driven contacts
  • 1 NO contacts
NM12KBA-M (Order no. 084525)

Description

Approach direction

Horizontal

Can be adjusted in 90° steps

Switching element

ES12

Slow-action switching contact 2 positively driven, positively driven contacts 1 NO contact

Dimension drawing
Dimension drawing
Wiring diagram ES12
Wiring diagram ES12
Travel diagram
Travel diagram
Electromechanical safety switches in use

Dimensional drawings

Dimensional drawings
*fixed positioning for safety-related applications (M5)
1Approach direction

Connection examples

Connection examples

Shift travel diagrams

Shift travel diagrams

Technical data

Approvals

EAC_RU C-DE.MO05.B.00971/20CCC2020980305000534_CQC2008010305306210_2024c_UL_us_E155795_6/1

Electrical connection values

Connection cross section 0.34 ... 1.5 mm²
Rated insulation voltage Ui 250 V
Rated impulse withstand voltage Uimp 2.5 kV
Utilization category
DC-13 4 A 24 V
AC-15 4 A 230 V
Short circuit protection according to IEC 60269-1 4A gG
Switching voltage
min. at 10 mA 12 V
Switching current
min. at 24 V 1 mA
thermal rated current Ith 4 A

Mechanical values and environment

Approach speed max. 60 m/min
Connection type
3 x M16 x 1.5 (long)
Number of door position NO contacts 1
Number of door position positively driven contacts 2
Extraction force 10 N
Design long housing
Actuating element
Slide bearing plastic Roller arm
Actuation frequency max. 5000 1/h
Actuating force 10 N
Actuating torque 0.1 Nm
Installation orientation any
Mechanical life 20 x 10⁶
Switching principle Slow-action switching contact
Degree of protection IP67
Ambient temperature -20 ... +80 °C
Material
Housing Reinforced thermoplastic
Contact Silver alloy, gold flashed

Characteristic values according to EN ISO 13849-1 and EN IEC 62061

B10DMission time
Safety position sensor2x10720 y
Important! Values valid at DC-13 100 mA/24V


Downloads

Complete package

Download all important documents with a single click.

Content:

  • The operating instructions and any additions to the operating instructions or brief instructions
  • Any data sheets to supplement the operating instructions
  • The declaration of conformity
Download Complete Package (ZIP, 3,4 MB)

Single Documents

Other Documents

Ordering data

Ordernumber 084525
Item designation NM12KBA-M
Gross weight 0,104kg
Customs tariff number 85365019000
ECLASS 27-27-26-01 Safety position switch (Type 1)

Technical support

Technical support
Do you have technical questions about our products, their possible use or applications? Our experts will be happy to help.

EUCHNER (UK) Ltd.
+44 114 2560123
sales(at)euchner.co.uk

EUCHNER USA Inc.
+1 315 701-0315
info(at)euchner-usa.com

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