Grothe's robust and compact LTW 168 series of alarm bells is specially designed for use in industrial and civil facilities and has a high IP protection class (IP66). This makes these products suitable for both indoor and outdoor use. The electronic large alarm bell is available in three different colors for different situations. The series has two variants for direct voltage and three variants for alternating voltage. Alarm bells are particularly suitable for signaling rest breaks or the start of work Production environments, schools or other places where regular acoustic imaging is required. Notice: White variants also available) LTW 168 WS 12 V AC, product no. 22572 LTW 168 WS 240 V AC, product no. 22577 LTW 168 WS 12 V DC, product no. 22570 LTW 168 WS 24 V DC, product no. 22571 The AC versions have a 2 dB(A) difference in volume compared to the DC versions! This information concerns the large alarm bell LTW 168 WS 24V AC. This product is not suitable for installation in vehicles. Brand: Grothe Manufacturer's article number: 22573 Type: LTW 168 WS 24V AC Product description: • Weight: 1.408 kg • Length: 78mm • Width: 168mm • Height: 168mm • Protection class: 2 • Case diameter: 168 mm • Continuous operation mode • Volume: 100 dB(A) • Color: white • Sound bowl: made of bell steel • IP Protection class: IP66 • Working: continuous work • Power supply : 24 V AC (430 mA), 24 V AC, 50 Hz (430 mA) • Dimensions: Ø 168 x 78 • Large bell device type • Distance between mounting holes: 91 mm • Cable entry depth: 5 – 9 mm