Surge-Trap® SPD Type 1 XR Series
The Surge-Trap® SPD Type 1 XR Series is part of the Mersen (formerly Ferraz Shawmut) surge protection line, distributed by Gross Automation.

The Surge-Trap® Type 1 XR Series meets requirements for UL1449 Third Edition and is ideal for the replacement of obsolete surge arrestors. The XR Series SPD feature TPMOV® technology inside making them the safest product available. With a small, compact design and line or load installation flexibility the XR series is the perfect fit from service entrance all the way down to a specific control panel.
Specifications
| Specification | Value |
|---|---|
| Ratings | AC:; Surge : 50kA per phase; Volts : 120V to 600V; SCCR : 200kA (most models); Nominal discharge current : 20kA rating 8x20μs pulse; Operating & storage temp : -250C to +600C; Enclosure : NEMA 4X; UL 1449 Third Edition File VZCA.E210793; IEC 61643; CE; ANSI/IEEE C62.41; Burn-In tested prior to shipment; UL 96A lighting protection master label; AC Distribution; Power supplies; Drive Protection; Fire Alarms; Control Panels; Telecommunications; Residential; IT / Data centers |
| Features | UL 1449 Third Edition Listed, Type 1 SPD; Can be installed line-side or loadside of main disconnect; 20kA Nominal discharge current; 200kA SCCR (most models); UL 96A Lightning Protection Master Label compliant (20kA, In); Large block 50kA Thermally Protected MOVs; Pre-wired with 3’ (1m) of #10 AWG conductor; Standard NEMA 4X polycarbonate enclosure; Tri-mount installation kit Included (pipe nipple, bracket, DIN-rail); Two-year warranty |
Features
- UL 1449 Third Edition Listed, Type 1 SPD
- Can be installed line-side or loadside of main disconnect
- 20kA Nominal discharge current
- 200kA SCCR (most models)
- UL 96A Lightning Protection Master Label compliant (20kA, In)
- Large block 50kA Thermally Protected MOVs
- Pre-wired with 3’ (1m) of #10 AWG conductor
- Standard NEMA 4X polycarbonate enclosure
- Tri-mount installation kit Included (pipe nipple, bracket, DIN-rail)
- Two-year warranty
Ratings
- AC:
- Surge : 50kA per phase
- Volts : 120V to 600V
- SCCR : 200kA (most models)
- Nominal discharge current : 20kA rating 8x20μs pulse
- Operating & storage temp : -250C to +600C
- Enclosure : NEMA 4X
- UL 1449 Third Edition File VZCA.E210793
- IEC 61643
- CE
- ANSI/IEEE C62.41
- Burn-In tested prior to shipment
- UL 96A lighting protection master label
- AC Distribution
- Power supplies
- Drive Protection
- Fire Alarms
- Control Panels
- Telecommunications
- Residential
- IT / Data centers
Catalog Numbers
| Catalog No. | System Voltage & Config. | VPR L-N | VPR L-L | VPR N-G* | VPR L-G* | In | SCCR | MCOV |
|---|---|---|---|---|---|---|---|---|
| STXR120V1P50+ | 120V | 600 | 600* | 1000* | 20kA | 200kA | 150 | |
| STXR120V2P50+ | 120V/240V | 600 | 1000 | 600* | 1000* | 20kA | 200kA | 150 |
| STXR120V3Y50+ | 208Y/120V | 600 | 1000 | 600* | 1000* | 20kA | 200kA | 150 |
| STXR127V1P50+ | 127V | 700 | 600* | 1200* | 20kA | 100kA | 180 | |
| STXR127V2P50+ | 127/254V | 700 | 1200 | 600* | 1200* | 20kA | 100kA | 180 |
| STXR127V3Y50+ | 220Y/127V | 700 | 1200 | 600* | 1200* | 20kA | 100kA | 180 |
| STXR220V1P50+ | 220V-1 pole | 1200 | 1000* | 1800* | 20kA | 200kA | 320 | |
| STXR220V3Y50+ | 380Y/220V | 1200 | 2000 | 1000* | 1800* | 20kA | 200kA | 320 |
| STXR240V3H50+ | 120/240V - Hi-Leg Delta | 600/1200 | 1000/1500 | 600 | 1000/1500 | 20kA | 200kA | 150/320 |
| STXR240V1P50+ | 240V-1 pole | 1200 | 1000 | 1800 | 20kA | 200kA | 320 | |
| STXR240V3D50+ | 240V Delta - | 1500 | 1200 | 20kA | 200kA | 321 | ||
| STXR277V1P50+ | 277V | 1200 | 1000* | 1800* | 20kA | 200kA | 320 | |
| STXR277V2P50+ | 240/480V | 1200 | 2000 | 1000* | 1800* | 20kA | 200kA | 320 |
| STXR277V3Y50+ | 480Y/277V | 1200 | 2000 | 1000* | 1800* | 20kA | 200kA | 320 |
| STXR347V3Y50+ | 600Y/347Y | 1500 | 2500 | 1200* | 2500* | 20kA | 200kA | 420 |
| STXR480V1P50+ | 480V-1 pole | 1800 | 10kA | 200kA | 550 | |||
| STXR480V3D50+ | 480V Delta - 3 Pole | 3000 | 1800 | 10kA | 200kA | 550 | ||
| STXR480V3H50+ | 240/480V -Hi-Leg Delta | 1200/1800 | 2500 | 10kA | 200kA | 320/550 | ||
| STXR600V3D50+ | 600V Delta - 3 Pole | 2500 | 2500 | 20kA | 200kA | 690 |