Push-Button Station for emergency stop (XALK178)
Schneider Electric

Push-Button Station for emergency stop

Part numberXALK178EAN / GTIN3389119027892HS code8536.50
Control & Automation
Pushbuttons & Pilot Lights
MOQ:1

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Product Description

Schneider Electric XALK178 — Harmony XALD, XALK, Control station, plastic, yellow lid, 1 red mushroom push button Ø40, turn to release, 1 NC.

Technical Specifications

Manufacturer part number (MPN)
XALK178
EAN / GTIN
3389119027892
Sales unit
pcs
Package quantity
40 pcs
Range of product
Harmony XALK
Product or component type
Complete control station
Device short name
XALK
Product destination
For XB5 Ø 22 mm control and signalling units
Control station application
Emergency switching off function; Emergency stop function
Colour of base of enclosure
Light grey (RAL 7035)
Colour of cover
Yellow (RAL 1021)
Material
Polycarbonate
Operator profile
1 mushroom head push-button
Operators description
Red unmarked 1 NC
Reset
Turn to release
Control station composition
1 mushroom head Ø 40 mm push-button, red 1 NC unmarked marking
Contact operation
Slow-break
AC control voltage 50 HZ
120…600 V
Cable entry
1 knock-out for cable entry 0…14 mm; 2 knock-outs for Pg 13 cable gland and ISO M20 0…12 mm
AC control voltage 60 HZ
120…600 V
Product weight
0.194 kg
DC control voltage
125…600 V
Resistance to high pressure washer
7000000 Pa at 55 °C, distance : 0.1 m
Number of command positions
1
Number of indicator lights
0
Number of push buttons
0
Positive opening
With conforming to IEC 60947-5-1 appendix K
Operating travel
1.5 mm (NC changing electrical state); 2.6 mm (NO changing electrical state); 4.3 mm (total travel)
Operating force
44 N NC + NO changing electrical state
Number of selector switches
0
Mechanical durability
300000 cycles
Connections - terminals
Screw clamp terminals, = 1 x 0.22 mm² without cable end conforming to IEC 60947-1
Number of key switches
0
Tightening torque
0.8…1.2 N.m conforming to IEC 60947-1
Shape of screw head
Cross compatible with Philips no 1 screwdriver; Cross compatible with pozidriv No 1 screwdriver; Slotted compatible with flat Ø 4 mm screwdriver; Slotted compatible with flat Ø 5.5 mm screwdriver
Contacts material
Silver alloy (Ag/Ni)
Short-circuit protection
10 A cartridge fuse type gG conforming to IEC 60947-5-1
[Ith] conventional free air thermal current
10 A conforming to IEC 60947-5-1
Number of mushroom-shaped push-buttons
1
[Ui] rated insulation voltage
600 V (pollution degree 3) conforming to IEC 60947-1
[Uimp] rated impulse withstand voltage
6 kV conforming to IEC 60947-1
[Ie] rated operational current
3 A at 240 V, AC-15, A600 conforming to IEC 60947-5-1; 6 A at 120 V, AC-15, A600 conforming to IEC 60947-5-1; 0.1 A at 600 V, DC-13, Q600 conforming to IEC 60947-5-1; 0.27 A at 250 V, DC-13, Q600 conforming to IEC 60947-5-1; 0.55 A at 125 V, DC-13, Q600 conforming to IEC 60947-5-1; 1.2 A at 600 V, AC-15, A600 conforming to IEC 60947-5-1
Electrical durability
1000000 cycles, AC-15, 2 A at 230 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to IEC 60947-5-1 appendix C; 1000000 cycles, AC-15, 3 A at 120 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to IEC 60947-5-1 appendix C; 1000000 cycles, AC-15, 4 A at 24 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to IEC 60947-5-1 appendix C; 1000000 cycles, DC-13, 0.2 A at 110 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to IEC 60947-5-1 appendix C; 1000000 cycles, DC-13, 0.5 A at 24 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to IEC 60947-5-1 appendix C
Emergency power off
No
Electrical reliability
Λ < 10exp(-6) at 5 V, 1 mA conforming to IEC 60947-5-4; Λ < 10exp(-8) at 17 V, 5 mA conforming to IEC 60947-5-4
Number of contacts as normally closed contact
1
Number of contacts as normally open contact
0
Number of contacts as change-over contact
0
Housing material
Plastic
Housing colour
Yellow
Protective treatment
TH
Ambient air temperature for storage
-40…70 °C
Ambient air temperature for operation
-40…70 °C
Overvoltage category
Class II conforming to IEC 60536
IP degree of protection
IP66 conforming to IEC 60529; IP67; IP69; IP69K
NEMA degree of protection
NEMA 13; NEMA 4X
IK degree of protection
IK03 conforming to IEC 62262
Standards
IEC 60204-1; IEC 60947-1; IEC 60947-5-4; ISO 13850; JIS C 4520; IEC 60364-5-53; IEC 60947-5-5; UL 508; CSA C22.2 No 14; IEC 60947-5-1
Vibration resistance
5 gn (f= 12…500 Hz) conforming to IEC 60068-2-6
Shock resistance
30 gn (duration = 18 ms) for half its wave acceleration conforming to IEC 60068-2-27; 50 gn (duration = 11 ms) for half its wave acceleration conforming to IEC 60068-2-27
Unit Type of Package 1
PCE
Number of Units in Package 1
1
Package 1 Height
9.700 cm
Package 1 Width
7.000 cm
Package 1 Length
7.000 cm
Package 1 Weight
161.000 g
Unit Type of Package 2
S03
Number of Units in Package 2
40
Package 2 Height
30.000 cm
Package 2 Width
30.000 cm
Package 2 Length
40.000 cm
Package 2 Weight
6.786 kg
Unit Type of Package 3
P06
Number of Units in Package 3
320
Package 3 Height
75.000 cm
Package 3 Width
60.000 cm
Package 3 Length
80.000 cm
Package 3 Weight
62.788 kg
Country of origin
CZ
Warranty (in months)
18
Unlocking method
Turn-release
Degree of protection (IP)
IP66
Mounting method
Surface mounting
With lighting
No
Hole diameter
22.5 mm
Connection type auxiliary circuit
Screw connection
Diameter cap
40 mm

Standards & Compliance

HS Code
8536.50

Cross References

  • EAN 3389119027892
  • SAP 1000506640
  • Code 8913836

Product Documentation

Document preview: Schneider Electric XALK178 — OEM Product Page

Catalogue entry last verified: 2026-09-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy XALK178?
XALK178 can be ordered from cballast.com as a Schneider Electric catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this Schneider Electric product?
The manufacturer part number is XALK178.
What is the HS code for XALK178?
The customs tariff (HS) code for XALK178 is 8536.50.
Who manufactures XALK178?
XALK178 is a Schneider Electric product in the Control & Automation range.
Is a datasheet available for XALK178?
Yes — the XALK178 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for XALK178?
The minimum order quantity is 1.
Is XALK178 available?
Yes — XALK178 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).