La description

Hour meter with small installation depth.The H 57, H 57.55, H 57.72 and AH 57 hour meters have a very high shock resistance.They can be used in various application areas as built-in / surface-mounted meters with a small installation depth. These non-resettable counters are extremely tamper-proof.
Mechanical
Modelelectromechanical
FunctionHour meters / timers
Dimension 148 x 48 mm | 45 x 45 mm55 x 55 mm | 50 x 50 mm72 x 72 mmO 72 mm
Protection levelIP52
Working temperature-15 °C ... +50 °C
Weight48 g
(1) Installation | Front panel
Electrical
Supply voltage20...30 V AC42...48 V AC187...264 V AC360...440 V AC10...30 V DC100...130 V DC
Properties
  • 7- or 8-digit hour meter.
  • High shock and impact resistance Without zero position, small installation depth.
  • Optically large digits.
  • IP52 protection (optional IP65), mounting position: any.
  • UL certification
  • Different front panel sizes
- H 57 48 x 48 mm- H 57.55 55 55 x 55 mm- H 57.72 72 72 x 72 mm- AH 57 48 x 48 mm for DIN railBenefits
  • 5 years warranty 1).
  • High reliability: this makes it easier to sell your end product.
  • Retains value in the event of power failure.
  • Long service life.
ApplicationsGeneral time counting, maintenance intervals for measuring devices (ventilation, oxygen, dialysis), small devices UV lamps, display panels in vehicles.1)  When used as specified in the technical data.''