Alarm Annunciators
MBAS 11
Potential Fault Inputs of 110 VDC or 220 VDC
LED base Annunciator
Technical Data
- Supply Voltage 90 to 270 V AC/DC
- Supply Frequency50 / 60 Hz ± 3%
- Windows16 Fixed
- Display (Window)Single LED Type
- Legend Window Dimension (H X L) 06 X 26 mm
Legend Window Dimension (H X L)
- Flash Rate50 to 60 Flash / min.
- LegendsPre Printed Positive on Paper
- Facia TypeFront Replaceable
- LED ColourRED only
- Input Signal (For Fault)110 V DC / 220 V DC ± 20 (with -ve common)
- Interrogation Voltage (For Keys)(+) 12 V DC
- 1 NO (for Hooter)
- 1 NO (for Group Fault)
- 1 NC (for Supervisory Contact)
Output Contacts Three Opto Isolated Electromagnetic Relay
- Output Contact Rating5 Amp. 240 V AC (Resistive)
- ArchitectureIntegral
- Operational Sequences 1. Manual Reset (S1) with Lamp Test having Group Relay (Fixed) alarm feature. Grouping is Fixed. Fixed NO type.
OR.
2. Auto Reset (S2) with Lamp Test having group relay (Fixed) alarm feature. Grouping is Fixed. Fixed NO type (Factory Set)
- Operational Temp0 ˚C to 60 ˚C
- Storage Temperature-10 ˚C to +70 ˚C
- HumidityUpto 96% Rh
- Over All (H X W X D)96 X 96 X 108 mm
- Cutout (H X W)92 X 92 mm
