Approvals & Standards
- DIN VDE 0100-443/-534
- IEC 61643-11
- EN 61643-11
Key features & benefits
STMZ T12 is the series of combined Type 1+2/Class I+II devices
according to EN 61643-11 for use in the pre-counter area installed
directly on 40 mm busbar system with coordination to terminal
equipment (≤ 5m) Typ 1+2+3. Easy end fast fulfillment of VDE
0100-443/ -534. Depending on the product it can be used for TNC or
TT-/TNS systems as well as for applications with or without external
lighting protection systems.
Applications
- Residential building
- Commercial building
- Industrial building
Product Specifications
Item Number
83120227
Catalog number
STMZT12-12K255V-4PG
EAN/UPC code
8435297876793
ROHS Compliant
Yes
IEC SPD Type
Type 1+2 / Class I+II
Format
Monobloc
Nominal Operating Volt Rating (Un)
230/400 V
AC or DC
AC
Max Discharge Current : Imax (8/20)
20kA
System Configuration
TT/TNS (3Ph+N)
Lightning Impulse Current (10/350) (Limp)
12.5 kA (L-N) 50 kA (N-PE)
Indication System
Yes
Indication System Type
Visual Indicator
Number of Poles
4-Pole
Max. Back-Up Fuse
160 A gG
Housing Material
Thermoplastic; Gray; UL 94V-0
Installation Mounting
Bus bar system 40 mm
Uc (N-PE)
255 V
Up at In (N-PE)
≤ 1.5 kV
Comments
Stranded wire Section 50 ... 50 mm², Rigid wire Section 10 ... 35 mm²
Product Weight
0.643 kg
Product Width
53.1 mm
Product Length
87.9 mm
Product Height
206 mm
Sell Pack Quantity
1 Each
Sell Pack Weight
0.743 kg
Sell Pack Width
65 mm
Sell Pack Length
115.1 mm
Sell Pack Height
216.9 mm