{"product_id":"schneider-zb4bz102-harmony-xb4-body-1-nc-contact-block-screw-clamp","title":"Schneider ZB4BZ102 Harmony XB4 Body + 1 NC Contact Block Screw Clamp","description":"\u003cp\u003eThe Schneider Electric ZB4BZ102 is a mounting collar with single contact block from the Harmony XB4 series, combining a Zamak fixing collar, body, and one normally closed (1 NC) contact block in a single unit. The contact block uses slow-break operation, provides positive opening per IEC 60947-5-1 Appendix K (mandatory for safety circuits), and connects via screw clamp terminals accepting cable sizes from 0.22 mm² up to 2 × 1.5 mm². Terminals use the Schneider Electric anti-loosening system.\u003c\/p\u003e\u003cp\u003eTechnical specifications:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart number: ZB4BZ102\u003c\/li\u003e\n\u003cli\u003eManufacturer: Schneider Electric\u003c\/li\u003e\n\u003cli\u003eSeries: Harmony XB4\u003c\/li\u003e\n\u003cli\u003eType: Mounting collar with single contact block (body + fixing collar + contact block)\u003c\/li\u003e\n\u003cli\u003eContacts: 1 NC (normally closed)\u003c\/li\u003e\n\u003cli\u003eContact operation: Slow-break\u003c\/li\u003e\n\u003cli\u003eContact block type: Single\u003c\/li\u003e\n\u003cli\u003ePositive opening: Yes (IEC 60947-5-1 Appendix K)\u003c\/li\u003e\n\u003cli\u003eConnection: Screw clamp terminals, 0.22 mm² minimum, up to 2 × 1.5 mm² with cable end (Schneider Electric anti-loosening system)\u003c\/li\u003e\n\u003cli\u003eFixing collar material: Zamak\u003c\/li\u003e\n\u003cli\u003eContact material: Silver alloy (Ag\/Ni)\u003c\/li\u003e\n\u003cli\u003e[Ith] conventional thermal current: 10 A (IEC 60947-5-1)\u003c\/li\u003e\n\u003cli\u003e[Ui] rated insulation voltage: 600 V (IEC 60947-1)\u003c\/li\u003e\n\u003cli\u003e[Uimp] rated impulse withstand voltage: 6 kV (IEC 60947-1)\u003c\/li\u003e\n\u003cli\u003e[Ie] rated operational current: 3 A @ 240 V AC-15 (A600); 0.27 A @ 250 V DC-13 (Q600)\u003c\/li\u003e\n\u003cli\u003eShort-circuit protection: 10 A gG cartridge fuse (IEC 60947-5-1)\u003c\/li\u003e\n\u003cli\u003eOperating force: 2 N (NC change of state)\u003c\/li\u003e\n\u003cli\u003eOperating travel: 1.5 mm (NC change), 4.3 mm total\u003c\/li\u003e\n\u003cli\u003eMechanical durability: 5,000,000 cycles\u003c\/li\u003e\n\u003cli\u003eElectrical durability: 10,000,000 cycles @ AC-15, 2 A, 230 V\u003c\/li\u003e\n\u003cli\u003eIP rating: IP20 (IEC 60529)\u003c\/li\u003e\n\u003cli\u003eTightening torque: 0.8…1.2 N.m\u003c\/li\u003e\n\u003cli\u003eOperating temperature: -40 to +70 °C\u003c\/li\u003e\n\u003cli\u003eStorage temperature: -40 to +70 °C\u003c\/li\u003e\n\u003cli\u003eVibration resistance: 5 gn, 2-500 Hz (IEC 60068-2-6)\u003c\/li\u003e\n\u003cli\u003eShock resistance: 30 gn \/ 18 ms and 50 gn \/ 11 ms (IEC 60068-2-27)\u003c\/li\u003e\n\u003cli\u003eWeight: 0.053 kg\u003c\/li\u003e\n\u003cli\u003eStandards: IEC 60947-1, IEC 60947-5-1, IEC 60947-5-4, IEC 60947-5-5, UL 508, CSA C22.2 No 14\u003c\/li\u003e\n\u003cli\u003eCertifications: UL, CSA, DNV, BV, LROS\u003c\/li\u003e\n\u003cli\u003eCountry of origin: France\u003c\/li\u003e\n\u003cli\u003eGTIN: 3389110889383\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFeatures and benefits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePositive opening contact (IEC 60947-5-1 Appendix K) - mandatory for safety circuits and emergency stop applications\u003c\/li\u003e\n\u003cli\u003eAll-in-one mounting collar with integrated contact block - reduces inventory and assembly time vs separate body and contact block parts\u003c\/li\u003e\n\u003cli\u003eSchneider Electric anti-loosening screw clamp terminals accept 0.22…1.5 mm² wiring with or without cable ends\u003c\/li\u003e\n\u003cli\u003e5,000,000 mechanical and 10,000,000 electrical cycles for long service life in high-cycle control applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eApplications:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eControl wiring for Harmony XB4 emergency stops (e.g. ZB4BS834), push buttons and selector switches requiring an NC contact\u003c\/li\u003e\n\u003cli\u003eMachine safety circuits using positive-opening contacts per ISO 13850 \/ IEC 60947-5-1\u003c\/li\u003e\n\u003cli\u003eIndustrial control panels and operator interfaces with 22 mm Ø panel cut-outs\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eRelated products in this family (mounting collar + contact block variants):\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eZB4BZ101 - 1 NO (normally open)\u003c\/li\u003e\n\u003cli\u003eZB4BZ102 - 1 NC (this product)\u003c\/li\u003e\n\u003cli\u003eZB4BZ103 - 2 NO\u003c\/li\u003e\n\u003cli\u003eZB4BZ104 - 2 NC\u003c\/li\u003e\n\u003cli\u003eZB4BZ105 - 1 NO + 1 NC\u003c\/li\u003e\n\u003cli\u003eZB4BZ141 - 1 NO + 2 NC\u003c\/li\u003e\n\u003cli\u003eQuick-Connect terminals: append \"3\" to part number (e.g. ZB4BZ1023)\u003c\/li\u003e\n\u003cli\u003eRing-Tongue compatible terminals: append \"9\" to part number (e.g. ZB4BZ1029)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAlso known as: Schneider ZB4BZ102, Harmony XB4 mounting collar with 1 NC contact block, ZB4-BZ102.\u003c\/p\u003e","brand":"SCHNEIDER ELECTRIC","offers":[{"title":"Default Title","offer_id":57838287880456,"sku":"SCHZB4BZ102","price":3.89,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/4351\/3096\/files\/schneider-zb4bz102-harmony-xb4-body-1-nc-contact-block-screw-clamp-8789534.jpg?v=1779122713","url":"https:\/\/gabbyelectric.com\/en-us\/products\/schneider-zb4bz102-harmony-xb4-body-1-nc-contact-block-screw-clamp","provider":"Gabby Electric","version":"1.0","type":"link"}