Mersen Brand Surge Protection Device STPT2-40K320V-
Approvals & Standards
The Mersen STPT2-40K320V-4PG is rigorously tested and meets the following industry standards:- IEC 61643-11
- EN 61643-11
- UL 1449 4th Edition
Key Features & Benefits
The Mersen STPT2-40K320V-4PG is designed to offer robust protection against voltage surges. Here are the standout features and benefits:High Discharge Capability
- Maximum Discharge Current: 40kA per phase (8/20μs)
- Nominal Discharge Current: 20kA per phase (8/20μs)
Versatile Network Compatibility
- Compatible with TNS, TNC, TT, and IT networks
- Supported voltage ranges: 48V, 60V, 120/208V, 230/400V, 277/480V, 400/690V, and higher
Installation and Maintenance
- DIN-rail Mountable: Easy and secure mounting
- Plug-in Format: Simplifies installation and replacement
- Visual and Remote End-of-Life Indicators: Ensures timely maintenance
- Reversible Chassis: Allows cable entry from above or below, providing installation flexibility
- Mechanically Coded Cartridges: Prevents cartridge replacement errors
- Back-up Fuse: 125 A gG for additional safety
Applications
The Mersen STPT2-40K320V-4PG is ideal for a wide range of applications, providing reliable surge protection in various settings:Industry and Automation
- Protects sensitive equipment in industrial environments
Commercial and Residential Installations
- Ensures safety and reliability in both commercial buildings and homes
Telecom, IT, and Data Centers
- Safeguards critical infrastructure in communication and data storage facilities
LED Outdoor Lighting
- Maintains the functionality of outdoor lighting systems, especially in adverse weather conditions
Water Treatment
- Protects control systems in water treatment plants from surge damage
Smart Grid and LV Metering
- Integral to smart grid operations and low-voltage metering systems
Photovoltaic and Wind
- Essential for renewable energy installations, providing protection against voltage surges
Overall
The Mersen STPT2-40K320V-4PG is a versatile and reliable surge protection device designed for a variety of applications. With its compliance with international standards, high discharge capacity, and ease of installation, it is an excellent choice for protecting electrical systems from damaging voltage surges.Download Product Information
Product Description
Product Specifications
Item Number
83020148
Catalogue No.
STPT2-40K320V-4PG
Short Description
SPD Type 2, 40kA, Uc320V, 3+1 TT, 4 Poles, 4 Modules, Pluggable
EAN/UPC Code
8435297850854
ROHS Compliant
Yes
IEC SPD Type
Type 2 / Class II
Format
Pluggable
Nominal Operating Volt Rating (Un)
277 / 480 V
AC or DC
AC
Nominal Discharge Current (In) (8/20)
20kA
Max Discharge Current : Imax (8/20)
40kA
System Configuration
TT. TNS
Following Current (Ifi)
0,1 kA
Short Circuit Current Rating (SCCR)
50 ... 100 kA
Short Circuit Withstand (ISCCR)
25 kA
Indication System
Yes
Indication System Type
Visual Indicator
Number of Poles
4-Pole
Torque Rating
26.552 lb-in
Max. Back-Up Fuse
125 A gG
Housing Material
PA66 CT1; V-0
MOV Response Time
25 ns
Uc (L-N)
320 V
Uc (N-PE)
277 V
Up at In (N-PE)
≤1.5 kV
Up at In (L-N)
≤1.5 kV
MCOV L-G
320 V
MCOV L-L
640 V
MCOV N-G
277 V
MCOV L-N
320 V
VPR L-G
1500 V
VPR L-L
2000 V
VPR N-G
700 V
VPR L-N
1200 V
Replacement Plug N-PE
SP2-40K-N
Replacement Plug L-N
SP2-40K320V
Product Weight
0.882 lb
Product Width
2.83 in
Product Length
2.76 in
Product Height
3.54 in
Sell Pack Quantity
1 EA
Sell Pack Weight
0.882 lb
Sell Pack Width
3.15 in
Sell Pack Length
4.13 in
Sell Pack Height
3.15 in
