Single contact block, screw clamp terminal, 1 NC

ZENL1121

This Harmony XAL, single contact block uses screw-clamp terminals and has 1 x NC contact. It is compatible with Harmony XB5 control and signaling units and XAPS control stations. This contact block allows fast and easy replacement and configuration of your push buttons and selector switches. It is easily installed and replaced on XB5 complete push-button units and selector switches and XAPS control station and connects to control circuits with simple screw-clamp connections. It protects operators from unexpected contact with live circuits thanks to its IP20 protection index. Simple modular design facilitates post installation servicing, modification and adaption of machines by non-specialists. 1 million cycle high endurance allows less maintenance and damage in your installation. Vibration resistant screw clamp connection terminals ensure high vibration resistance making product suitable installation on high impact machine.

Additional information :

This Harmony XAL, single contact block uses screw-clamp terminals and has 1 x NC contact. It is compatible with Harmony XB5 control and signaling units and XAPS control stations. This contact block allows fast and easy replacement and configuration of your push buttons and selector switches. It is easily installed and replaced on XB5 complete push-button units and selector switches and XAPS control station and connects to control circuits with simple screw-clamp connections. It protects operators from unexpected contact with live circuits thanks to its IP20 protection index. Simple modular design facilitates post installation servicing, modification and adaption of machines by non-specialists. 1 million cycle high endurance allows less maintenance and damage in your installation. Vibration resistant screw clamp connection terminals ensure high vibration resistance making product suitable installation on high impact machine.

Downloadable Documents :

Each1Pack25
Electrical Reliability? < 10exp(-6) 5 V 1 mA in clean environment EN/IEC 60947-5-4 || ? < 10exp(-8) at 17 V and 5 mA confoOperating Travel0.06 in (1.5 mm) NC changing electrical state) || 0.17 in (4.3 mm) total travel)
Contacts Type And Composition1 NCShort-circuit Protection10 A cartridge fuse gG EN/IEC 60947-5-1
Operating Force2 N NC changing electrical stateShock Resistance30 gn 18 ms) half sine wave acceleration IEC 60068-2-27 || 50 gn 11 ms) half sine wave acceleration
Sale Per Indivisible Qty5Vibration Resistance5 gn (f= 12…500 Hz) conforming to IEC 60068-2-6
Shape Of Screw HeadCross Philips no 1 || Cross pozidriv No 1 || Slotted flat Ø 4 mm || Slotted flat Ø 5.5 mmAssembly StyleFor customer assembly
Mounting Of BlockRear mountingContacts MaterialSilver alloy (Ag/Ni)
Electrical Composition CodeSR1 (quantity <= 3) || SR2 (quantity <= 2) || MR1 (quantity <= 2)Positive OpeningWith EN/IEC 60947-5-1 appendix K