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| MWS |
84873020 |
Phase failure and phase sequence |
- |
208-480 V AC 50/60 Hz |
Self-powered 208-480 V AC |
|
1 single changeover relay 5 A |
| MWS2 |
84873021 |
Phase failure and phase sequence |
- |
208-480 V AC 50/60 Hz |
Self-powered 208-440 V AC |
|
2 single changeover relay 5 A |
| MWG |
84873022 |
Phase failure and phase sequence |
Regeneration 70% of Un |
208-480 V AC 50/60 Hz |
Self-powered 208-480 V AC |
|
1 single changeover relay 5 A |
| MWU |
84873023 |
Phase failure and phase sequence |
Regeneration 70% of Un |
208-480 V AC 50/60 Hz |
Self-powered 208-480 V AC |
0.1s
to 10s |
1 single changeover relay 5 A |
| Undervoltage |
Phase/phase Un:
208/220/380/400/415/440/480 V AC |
-20% to -2% |
| MWA |
84873024 |
Phase failure and phase sequence |
Regeneration 70% of Un |
208-480 V AC 50/60 Hz |
Self-powered 208-480 V AC |
0.1s
to 10s |
1 single changeover relay 5 A |
| Asymmetry |
- |
5% to 15% |
| MWUA |
84873025 |
Overvoltage/undervoltage
(window) |
Phase/phase Un:
208/220/380/400/415/440/480 V AC |
-20% to -2% +2%
to +20% |
Self-powered 208-480 V AC |
0.1s
to 10s |
1 single changeover relay 5 A |
| Asymmetry |
- |
5% to 15% |
| Phase failure and phase sequence |
- |
208-480 V AC 50/60 Hz |
| HWUA |
84873026 |
Overvoltage
Asymmetry |
Phase/phase Un:
220/380/400/415/440/480 V AC
- |
+2% to +20%
5% to 15% |
Self-powered 220-480 V AC |
0.1s
to 10s |
1 double changeover relay
2 X 5 A |
Undervoltage
Phase failure and phase sequence
|
Phase/phase Un:
220/380/400/415/440/480 V AC
- |
-20% to -2%
220-480 V AC 50/60 Hz |
| H3US |
84873220 |
Phase failure |
- |
220-480 V AC 50/60 Hz |
Self-powered 220-480 V AC |
0.3s
to 30s |
2 single changeover relay 5 A |
| Undervoltage |
Phase/phase Un:
220/380/400/415/440/480 V AC |
-20% to -2% |
| Overvoltage |
Phase/phase Un:
220/380/400/415/440/480 V AC |
+2% to +20% |
| H3USN |
84873221 |
Loss of phase
and neutral |
- |
120-277 V AC 50/60 Hz |
Self-powered 120-277 V AC |
0.3s
to 30s |
2 single changeover relay 5 A |
| Undervoltage |
Phase/neutral Un:
120/127/220/230/240/260/277 V AC |
-20% to -2% |
| Overvoltage |
Phase/neutral Un:
120/127/220/230/240/260/277 V AC |
+2% to +20% |
| M3US |
84873222 |
Phase failures
|
- |
208-480 V AC 50/60 Hz |
Self-powered 208-480 V AC |
0.3s
to 30s |
1 single changeover relay 5 A |
| Undervoltage |
Phase/neutral Un:
208/220/380/400/415/440/480 V AC |
-20% to -2% |
| Overvoltage |
Phase/neutral Un:
208/220/380/400/415/440/480 V AC |
+2% to +20% |
Selection guide 
Phase control
Voltage control
