UL TYPE 1 SPD - Imax 75kA - In 20kA - Modular
DS74US-277Y
Part Number: 32144455
- Multi-MOV Technology
- UL1449 Type 1 LISTED
- 75kA Surge Current Rating per module
- Visual fault indicator and remote contacts
- 10-Year warranty
Datasheet
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| POWER SPD TYPE | UL1449 TYPE 1 LISTED | |
| VOLTS | (V) | 480/277 |
| AC/DC/DC PV/RF | AC | |
| AMPS | (A) | n/a |
| AMBIENT MIN | (C) | -35 |
| AMBIENT MAX | (C) | +85 |
| VPR | (V) | 2500/1500/2500/1000 |
| MCOV | (V) | 920/460/880/420 |
| IN | (kA) | 20 |
| SCCR | (kA) | 200 |
| IMAX | (kA) | 75 |
| RELATIVE HUMIDITY | (%) | 95% |
| TECHNOLOGY | Multi-MOV | |
| CONNECTION METHOD | Screw Terminal (4-14AWG) | |
| MOUNTING | DIN RAIL | |
| MATERIAL | Thermoplastic UL94-V0 | |
| NEMA RATING (IP RATING) | NEMA 2 (IP20) | |
| FAIL-SAFE BEHAVIOR | Yes, no upstream over current protection required | |
| REAL-TIME DIAGNOSTICS | Visual indicator and remote contacts | |
| DIMENSIONS | See diagram (mm) |
| UL STANDARD | UL1449 4th Edition | |
| UL CATEGORY | VZCA, VZCA7 | |
| UL FILE NUMBER | E326289 | |
| STANDARDS | NOM-003-SCFI-2014, NOM-001-SCFI-1993 | |
| ENVIRONMENTAL STANDARDS | ROHS |
