Cookie preferences
This website uses cookies, which are necessary for the technical operation of the website and are always set. Other cookies, which increase the comfort when using this website, are used for direct advertising or to facilitate interaction with other websites and social networks, are only set with your consent.
Configuration
Technically required
These cookies are necessary for the basic functions of the shop.
"Allow all cookies" cookie
"Decline all cookies" cookie
CSRF token
Cookie preferences
Currency change
Customer recognition
Customer-specific caching
Individual prices
Selected shop
Session
Comfort functions
These cookies are used to make the shopping experience even more appealing, for example for the recognition of the visitor.
Note
Statistics & Tracking
Affiliate program
Google Tag Manager
Track device being used
Undervoltage Relay
AA 9943
- Article number: 0005678
- Variant: AA9943.11 3AC50-400HZ 240/415V
Undervoltage detection in 3 phase systems For industrial and railway applications more
Product description
- Undervoltage detection in 3 phase systems
- For industrial and railway applications
Technical specifications
| Width: | 45 mm |
| Operate delay: | Yes |
| 1- / 3-phase: | 3 |
| Nominal voltage max.: | 3/N AC 500/290 V |
| Auxiliary voltage: | Without |
| Output contacts: | 1 Wechsler, 2 Wechsler |
| Enclosure design: | Switch cabinet |
| Type: | AA 9943 |
Downloads
Features
- According to EC/EN 60255-1, IEC/EN 60255-26, VDE 0435 part 303
- 3-phase
- For nominal voltage of 3 AC 100 / 57 to 690 / 400 V
- Measures arithmetic mean value
- Adjustable operate and release value
- For 3p3w or 3p4w systems
- BA 9043 optionally with adjustable time delay
- Closed circuit operation
- LED indicator for operation and state of contact
- Insensitive to harmonics
- Frequency up to 400 Hz
- Width 45 mm