DOLD AA 7512 – Timer, On-delay
Timer, On-delay
- Non sensitive to electromagnetical influence by pneumatic time element
Time relays for on-delay, off-delay, flashing, cyclic, fleeting-action and star-delta functions, plus multifunction timers that cover many functions in one device.
Use them to delay starts and stops, sequence equipment, or pulse lamps and alarms. Filter by time function and supply voltage.
Timer, On-delay
Timer, Off-delay
Timer, On-delay
Timer, On-delay
Timer, Off-delay
Timer, On-delay
Timer, On-delay
Timer, Off-delay
Timer, On-delay
Fleeting action relay
Flasher relay
Timer, Off-delay
Timer, On-delay
Multifunction relay
Star-Delta-Timer
Cyclic timer
Timer, Off-delay
Timer, Off-delay
Timer, On-delay
Timer, On-delay
Timer, Off-delay
Timer, On-delay
Timer, On-delay
Timer, Off-delay
Time relays are relays with a defined timing behaviour, used to build start-up and shut-down delays economically in both industrial machinery and building technology. DOLD has been developing timer technology for several decades. Its range spans electro-mechanical and electro-pneumatic designs together with electronic models based on microprocessor technology.
The MINITIMER and MULTITIMER families offer variable time functions and conform to several international standards, among them IEC/DIN EN 61812-1 (VDE 0435-2021). Time functions and time ranges are selected quickly with rotary switches on the front panel, so the relay can be set up on site in a few moments without a programming tool or PC.
In practice the range splits into multifunction relays and single-purpose timers. The SK 7817N/200, IK 7817N/200 and RK 7817 fit a 17.5 mm housing and span 0.02 s to 300 h, while the 22.5 mm MK 7850N offers two changeover contacts, one of which can be set as instantaneous, and carries UL approval. The digital MK 7830N sets two times independently up to 9999 h, and the 52.5 mm SN 7920, also built to DIN EN 50155, handles high DC switching loads with two sets of 1 NC + 2 NO contacts. Dedicated flasher, cyclic, fleeting action and star-delta timers such as the BC 7936N cover single tasks.




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