Product data sheet
Characteristics
XALK178
yellow station - 1 red mushroom head pushbutton
Ø40 turn to release 1NC
Main
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 stop function
Emergency switching off 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
Contacts operation Slow-break
Complementary
Cable entry 1 knock-out for cable entry <= 14 mm
2 knock-outs for Pg 13 cable gland and ISO M20 <= 12 mm
Product weight 0.194 kg
Resistance to high pressure washer 7000000 Pa at 55 °C, 0.1 m
Positive opening With conforming to EN/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
Mechanical durability 300000 cycles
Connections - terminals Screw clamp terminals <= 2 x 1.5 mm² with cable end conforming to EN/IEC 60947-1
Screw clamp terminals >= 1 x 0.22 mm² without cable end conforming to EN/IEC 60947-1
Tightening torque 0.8...1.2 N.m conforming to EN/IEC 60947-1
May 23, 2017
Disclaimer: This documentation is not intended as a substitute for and is not to be used for determining suitability or reliability of these products for specific user applications
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Shape of screw head Cross Philips no 1
Contacts material Silver alloy (Ag/Ni)
Short circuit protection 10 A cartridge fuse, gG conforming to EN/IEC 60947-5-1
[Ith] conventional free air thermal
current
[Ui] rated insulation voltage 600 V, degree of pollution: 3 conforming to EN/IEC 60947-1
[Uimp] rated impulse withstand voltage 6 kV conforming to EN/IEC 60947-1
[Ie] rated operational current 3 A at 240 V AC-15, A600 conforming to EN/IEC 60947-5-1
Electrical durability 1000000 cycles AC-15 at 2 A 230 V at 3600 cyc/h, load factor: 0.5 conforming to EN/IEC 60947-5-1
Electrical reliability IEC 60947-5-4 Λ < 10exp(-8) at 17 V and 5 mA conforming to EN/IEC 60947-5-4
Cross pozidriv No 1
Slotted flat Ø 4 mm
Slotted flat Ø 5.5 mm
10 A conforming to EN/IEC 60947-5-1
6 A at 120 V AC-15, A600 conforming to EN/IEC 60947-5-1
0.1 A at 600 V DC-13, Q600 conforming to EN/IEC 60947-5-1
0.27 A at 250 V DC-13, Q600 conforming to EN/IEC 60947-5-1
0.55 A at 125 V DC-13, Q600 conforming to EN/IEC 60947-5-1
1.2 A at 600 V AC-15, A600 conforming to EN/IEC 60947-5-1
appendix C
1000000 cycles AC-15 at 3 A 120 V at 3600 cyc/h, load factor: 0.5 conforming to EN/IEC 60947-5-1
appendix C
1000000 cycles AC-15 at 4 A 24 V at 3600 cyc/h, load factor: 0.5 conforming to EN/IEC 60947-5-1
appendix C
1000000 cycles DC-13 at 0.2 A 110 V at 3600 cyc/h, load factor: 0.5 conforming to EN/IEC
60947-5-1 appendix C
1000000 cycles DC-13 at 0.5 A 24 V at 3600 cyc/h, load factor: 0.5 conforming to EN/IEC 60947-5-1
appendix C
Λ < 10exp(-6) at 5 V and 1 mA conforming to EN/IEC 60947-5-4
Environment
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 IP69
NEMA degree of protection NEMA 13
IK degree of protection IK03 conforming to EN 50102
Standards EN/IEC 60204-1
Product certifications CSA
Vibration resistance 5 gn (f = 12...500 Hz) conforming to IEC 60068-2-6
Shock resistance 30 gn (duration = 18 ms) for half sine wave acceleration conforming to IEC 60068-2-27
IP67
IP66 conforming to IEC 60529
IP69K
NEMA 4X
EN/IEC 60947-1
EN/IEC 60947-5-1
EN/IEC 60947-5-4
EN/IEC 60947-5-5
EN/ISO 13850
IEC 60364-5-53
JIS C 4520
UL 508
CSA C22.2 No 14
UL listed
50 gn (duration = 11 ms) for half sine wave acceleration conforming to IEC 60068-2-27
Offer Sustainability
Sustainable offer status Green Premium product
RoHS (date code: YYWW) Compliant - since 0807 - Schneider Electric declaration of conformity
Schneider Electric declaration of conformity
REACh Reference not containing SVHC above the threshold
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