Surge-Trap® STZ Series
The Surge-Trap® Type 1 STZ Series is Mersen’s premium-featured surge option to be installed at service entrance locations and for protection of the most critical loads. Designed with industry leading Mersen TPMOV® Technology, the STZ series is ideal for industrial and commercial environments. The STZ series has mounting options (internal and external/in enclosure) suitable for both new construction and retrofit applications.
The Surge-Trap® Type 1 STZ Series is Mersen’s premium-featured surge option to be installed at service entrance locations and for protection of the most critical loads. Designed with industry leading Mersen TPMOV® Technology, the STZ series is ideal for industrial and commercial environments. The STZ series has mounting options (internal and external/in enclosure) suitable for both new construction and retrofit applications.
Product data sheets
- DS-STZ-Series-Surge-Trap-Mersen
pdf - 850.15 KB
Brochures and Flyers
- BR-Surge-Trap-UL-CSA-Surge-Protective-Devices
pdf - 3.86 MB
- FS-Surge-Electrical-System-Guide
pdf - 591.7 KB
- FL-Surge-Trap-SPD-Quick-Application-Guide-Mersen
pdf - 402.05 KB
Product Applications
- Mersen-SPD-Specification
pdf - 110.76 KB
Charts
- INS-270386-Surge-Trap-STZ-Series-Installation-Instructions
pdf - 459.33 KB
Warranty
- WR-Product-Warranty-Statement-Surge-Trap
pdf - 102.62 KB
Key features & benefits
Type 1 SPD which can be installed on the line or load side of the service entrance for facility-wide protection.
The field replaceable SPD module can be mounted in any orientation to reduce lead length and optimize
performance.
Standard features include LED phase loss indication, EMI/RFI filter, surge counter with reset, dry contacts and audible alarm with silence button
Available with or without disconnect switch
Up to 10 Modes of Protection (L-N, L-L, L-G, N-G)
15-year warranty
Applications
• Service Entrance Locations
• OEM’s Automatic Transfer switch panel integration
• Switchboards
• Datacenters
• Any critical application that requires a high level of protection
| Frequency (Hz) | 50/60 Hz |
| UL SPD Type | Type 1 |
| Format | STZ |
| Flammability Rating | UL94-5VA |
| UL Category Code | VZCA |
| Reach Compliant | Yes |
| Max Operating Temp. | 85 °C |
| Min Operating Temp. | -35 °C |
| Max Storage Temp. | 85 °C |
| Min Storage Temp. | -35 °C |
| Harmonized System | 853630 |
| UL File Number | E210793 |
Reference Finder
Scroll
| Item number | AC or DC | Number of poles | Enclosure NEMA Type | Indication System | Product weight |
|---|---|---|---|---|---|
|
STZ480Y20B1T See product
|
- | - | 4 | Yes | 15.9665kg |
|
STZ480Y20BQ See product
|
- | - | 4 | Yes | 1.9958kg |
|
STZ480Y20BX See product
|
- | - | 4X Stainless | Yes | 13.6985kg |
|
STZ480Y20BXT See product
|
- | - | 4X Stainless | Yes | 15.9665kg |
|
STZ480Y30B1 See product
|
- | - | 4 | Yes | 13.7438kg |
|
STZ480Y30B1T See product
|
- | - | 4 | Yes | 16.0118kg |
|
STZ480Y30BQ See product
|
- | - | 4 | Yes | 2.1772kg |
|
STZ480Y30BXT See product
|
- | - | 4X Stainless | Yes | 16.0118kg |
|
STZ480Y45B1 See product
|
- | - | 4 | Yes | 13.8119kg |
|
STZ480Y45B1T See product
|
- | - | 4 | Yes | 16.0798kg |