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M9B
3Ø Star Delta Auto Switch Single Phase Preventer
M9B Three Phase Star Delta Auto switch from Motif is designed to protect three phase motors from the lack of any one phase. Our M9B is made using high-quality components and modern techniques, following industry standards. Additionally, we thoroughly test the switch to ensure its performance before delivering it to our clients.
Protection:
✰ Single phasing
✰ Reverse phasing
✰ Unbalanced supply
✰ Stops the motor in case of any fault
✰ On-Time Delay to avoid immediate Start
Salient Features :
✰ Adjustable “ON” time delay and Monitors incoming 3-phase supply.
✰ Models with pre-wired connections and Designed for Low Voltage Operations.
✰ Protections in Auto & Manual modes
Technical Specifications :
1
2
3
4
5
6
7
8
9
10
11
Supply voltage
Output Relay Contact
Output Contact Rating
Unbalance Trip Setting
Trip Time Delay (For unbalance)
Trip Time Delay (On Time Delay)
Modes
Resetting
Enclosure
Dimensions (mm) LxBxH
Mounting
415 VAC, 50 Hz
1 NO
5 Amp, 240 VAC (RESISTIVE)
80 V ± 10 V *
3.0 sec. ± 1.0 sec.
30 sec. ± 1.0 sec. / As Per Requirement
Auto, Bypass
Auto Reset
Plastic
118 x 77 x 118
Free Mounting
12
Star to Delta Timer
10 - 15 sec.
Connections :
