- Miniature dimensions - Cadmium - free contacts - AC and DC coils - For plug-in sockets, 35 mm rail mount acc. to PN-EN 60715 or on panel mounting - For PCB and for soldering connections - option - Relays of general application - WT (mechanical indicator + lockable front test button) - standard features of relays for plug-in sockets. Relays may be provided with the test buttons (no latching) and plugs - page 251 - Have obtained LR Type Approval Certificate (Lloyd's Register) - R4...WT - Recognitions, certifications, directives: RoHS, AUCOTEAM GmbH Berlin - railway standards