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Datasheet generated 2026-10-07
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Schneider Electric light block with body/fixing collar with BA9S incandesc. bulb 400V 1NO ZB4BW051

Schneider Electric · Control & Automation · Pushbuttons & Pilot Lights · France · se.com
Part Number
ZB4BW051  ·  HS 8536.50
Schneider Electric light block with body/fixing collar with BA9S incandesc. bulb 400V 1NO ZB4BW051

Schneider Electric ZB4BW051 Illuminated push-button body 400/6V BA9S 1NO.

Technical Specifications

Manufacturer part number (MPN)ZB4BW051
EAN / GTIN3389110891867
Sales unitpcs
Package quantity50 pcs
Contact configuration1 NO
Range of productHarmony XB4
Product or component typeComplete body/contact assembly and light block
Device short nameZB4
Fixing collar materialZamak
Sale per indivisible quantity1
Head typeStandard
Contacts type and composition1 NO
Contact operationSlow-break
Connections - terminalsScrew clamp terminals, = 1 x 0.22 mm² without cable end conforming to IEC 60947-1
Light sourceIncandescent
Bulb baseBA 9s
Light block supplyVia integral transformer 1.2 VA 6 V
[Us] rated supply voltage400 V AC at 50 Hz
CAD overall width30 mm
CAD overall height47 mm
Terminals description ISO n°1(13-14)NO
Product weight0.141 kg
Contacts usageStandard
Positive openingWithout
Operating travel2.6 mm (NO changing electrical state); 4.3 mm (total travel)
Operating force2.3 N NO changing electrical state
Operating torque0.05 N.m NO changing electrical state
Mechanical durability5000000 cycles
Tightening torque0.8…1.2 N.m conforming to IEC 60947-1
Shape of screw headCross 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 materialSilver alloy (Ag/Ni)
Short-circuit protection10 A cartridge fuse type gG conforming to IEC 60947-5-1
[Ith] conventional free air thermal current10 A conforming to IEC 60947-5-1
[Ui] rated insulation voltage600 V (pollution degree 3) conforming to IEC 60947-1
[Uimp] rated impulse withstand voltage6 kV conforming to IEC 60947-1
[Ie] rated operational current3 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 durability1000000 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
Electrical reliabilityΛ < 10exp(-6) at 5 V and 1 mA in clean environment conforming to IEC 60947-5-4; Λ < 10exp(-8) at 17 V and 5 mA in clean environment conforming to IEC 60947-5-4
Signalling typeSteady
Protective treatmentTH
Ambient air temperature for storage-40…70 °C
Ambient air temperature for operation-40…70 °C
Electrical shock protection classClass I conforming to IEC 60536
StandardsIEC 60947-5-4; UL 508; IEC 60947-5-5; IEC 60947-1; JIS C8201-5-1; CSA C22.2 No 14; IEC 60947-5-1; JIS C8201-1
Product certificationsDNV; UL listed; LROS (Lloyds register of shipping); BV; CSA
Vibration resistance5 gn (f= 2…500 Hz) conforming to IEC 60068-2-6
Shock resistance30 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
Number of Units in Package 11
Number of Units in Package 260
Number of Units in Package 3960
Country of originFR
Warranty (in months)18
Lamp holderBA9s
Transformer integratedYes
With integrated voltage decreasing resistorNo
With integrated diodeNo
Lamp typeIncandescent lamp
Type of fasteningFront fastening
With light sourceYes
Connection type auxiliary circuitScrew connection
Rated voltage Ue at AC 50 Hz400 V
Rated voltage Ue at AC 60 Hz400 V
Rated voltage Ue at DC400 V
Voltage type for actuatingAC/DC

Properties

MOQ1

Cross-References

Attached Documents