Schneider ZBE102 Harmony XB4 XB5 Contact Block 1NC Screw Clamp

The Schneider Electric ZBE102 is a single contact block designed for 22 mm push-button heads in the Harmony XB4 and XB5 series. It provides a 1NC (normally closed) contact configuration with slow-break operation and silver alloy contacts, making it suitable for reliable control circuit switching in industrial environments.

Technical specifications:

• Commercial reference: ZBE102
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Harmony XB4, Harmony XB5
• Contact type: 1NC (normally closed), slow-break
• Contact material: Silver alloy (Ag/Ni)
• Connection type: Screw terminal, up to 2 x 1.5 mm² with cable end sleeve, or from 1 x 0.22 mm² without cable end sleeve (per IEC 60947-1)
• Rated operational current: 3 A at 240 V AC-15 / 6 A at 120 V AC-15 / 1.2 A at 600 V AC-15 / 0.55 A at 125 V DC-13
• Rated insulation voltage: 600 V (pollution degree 3), per IEC 60947-1
• Rated impulse withstand voltage: 6 kV, per IEC 60947-1
• Thermal current (Ith): 10 A, per IEC 60947-5-1
• Short-circuit protection: 10 A gG fuse, per IEC 60947-5-1
• Operating travel: 1.5 mm (NC changes electrical state), 4.3 mm total travel
• Operating force: 2 N at NC state change
• Mechanical durability: 10,000,000 cycles
• Electrical durability: 1,000,000 cycles at AC-15, 2 A / 230 V
• Tightening torque: 0.8 to 1.2 N.m, per IEC 60947-1
• IP rating: IP20, per IEC 60529
• Operating temperature: -40 to 70 °C
• Storage temperature: -40 to 70 °C
• Weight: 0.011 kg
• Mounting: Front mounting
• Standards: IEC 60947-5-1, IEC 60947-1, IEC 60947-5-4, CSA C22.2 No 14, UL 508, JIS C8201-5-1
• Certifications: CSA, UL, CCC, GOST, BV, DNV, LROS

Features and benefits:

• Silver alloy (Ag/Ni) contacts ensure low contact resistance and long service life
• Positive opening operation per IEC 60947-5-1 Annex K for safety-critical applications
• Vibration resistance up to 5 gn (2 to 500 Hz) and shock resistance up to 50 gn per IEC 60068-2-27
• Compatible with multiple screw head types including Pozidriv No 1 and slotted 4 mm or 5.5 mm drivers
• Sold in packs of 5 units; RoHS and REACh compliant with no SVHC substances

Applications:

• Control panels and operator stations using Harmony XB4 or XB5 22 mm push-button heads
• Industrial machine control circuits requiring normally closed switching
• Emergency stop and safety interlock circuits where positive opening is required
• Automation and process control panels in manufacturing environments

Compliant with IEC 60947-5-1, IEC 60947-1, UL 508, and CSA C22.2 No 14. Part of the Schneider Electric Harmony XB4 and XB5 range.

Also known as: Schneider ZBE102, Schneider Electric ZBE102, Harmony contact block 1NC, ZBE 102 screw terminal contact block.