The figure shows version TT-UKK5-M-24 DC
Official DistributorSKU
MPN
TT-UKK5-M/ 12DC
Weight
0.026 kg
Series TT-UKK5
TT-UKK5-M/ 12DC - Surge protection device
Double-level modular terminal block with suppressor diode as surge protection between both levels, disconnect knife in the upper level, nominal voltage: 12 V DC, for mounting on NS 32 or NS 35/7.5, closed housing, terminal width: 6.2 mm, terminal height: 68 mm
Technical Specifications
Product properties
| IEC test classification | C1 |
| IEC test classification | C3 |
| VDE requirement class | C1 |
| VDE requirement class | C3 |
| Type | Double-level terminal block with disconnect knife |
| Number of Positions | 1 |
| Surge protection fault message | none |
| Wire pairs per module | 1 |
Electrical properties
| Nominal voltage UN | 12 V DC |
Connection data
| Connection Method | Screw connection |
| Screw thread | M3 |
| Tightening torque, min | 0.5 Nm |
| Conductor cross section flexible min. | 0.2 mm² |
| Conductor cross section flexible max. | 4 mm² |
| Conductor cross section, rigid min. | 0.2 mm² |
| Conductor cross section, rigid max. | 4 mm² |
Dimensions
| Width | 6.2 mm |
| Height | 80 mm |
| Depth | 68 mm |
Material specifications
| Flammability rating according to UL 94 | V2 |
| Housing Material | PA |
Mechanical data
| Open side panel | No |
Protective circuit
| Direction of action | Line-Line |
| Maximum continuous voltage UC | 13 V DC |
| Maximum continuous voltage UC | 9 V AC |
| Maximum continuous voltage UC (line-line) | 13 V DC |
| Maximum continuous voltage UC (line-earth) | 9 V AC |
| Operating effective current IC at UC | ≤ 5 µA |
| Nominal discharge current In (8/20) µs (line-line) | 346 A |
| Total surge current (8/20) µs | 346 A |
| Max. discharge current Imax (8/20) µs maximum (line-line) | 346 A |
| Nominal pulse current Ian (10/1000) µs (line-line) | 67 A |
| Output voltage limitation at 1 kV/µs (line-line) spike | ≤ 24 V |
| Output voltage limitation at 1 kV/µs (line-line) static | ≤ 19 V |
| Residual voltage at In (conductor-conductor) | ≤ 20 V |
| Response time tA (line-line) | ≤ 1 ns |
| Cut-off frequency fg (3 dB), sym. in 150 Ω system | typ. 1 MHz |
| Capacity (core-core) | ≤ 3.5 nF |
| Surge protection fault message | none |
| Impulse durability (line-line) | C1 - 500 V / 250 A |
| Impulse durability (line-line) | C3 - 25 A |
Ambient conditions
| Degree of Protection | IP20 |
| Ambient Temperature (Operation) | -40 °C ... 85 °C |
Standards and Regulations
| VDE requirement class | C1 |
| VDE requirement class | C3 |
Air clearances and creepage distances
| Standards/regulations | VDE 0110-1 |
Standards Information technology specification
| Standards/regulations | IEC 61643-21 |
| Standards/regulations | IEC 61643-21 |
| Standards/specifications | IEC 61643-21 |
| Note | 2000 |
| Standards/specifications | DIN EN 61643-21 |
| Note | 2002 |
Mounting
| Mounting Type | DIN rail: 35 mm |
Why Proax for Phoenix Contact 2795957?
Proax is an authorized distributor of Phoenix Contact 2795957 and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.
Have a question in mind? to help you get the right product as quickly as possible for your project. We're always here to help!
Short Lead Time
Highly Trained Staff
Live Chat
Technical Support
Local Inventory
60+ Years Experience
Additional Information
| Pack Size | 50 |
Recommended
TT-UKK5-M/ 24DC, Double-level modular terminal block with suppressor diode as surge protection between both levels, disconnect knife in the upper level, nominal voltage: 24 V DC, for mounting on NS 32 or NS 35/7.5, closed housing, terminal width: 6.2 mm, terminal height: 68 mm- TT-UKK5-M/ 48DC, Double-level modular terminal block with suppressor diode as surge protection between both levels, disconnect knife in the upper level, nominal voltage: 48 V DC, for mounting on NS 32 or NS 35/7.5, closed housing, terminal width: 6.2 mm, terminal height: 68 mm
Double-level modular terminal block with surge voltage fine protection between both levels, disconnect knife in the upper level, nominal voltage: 220 V AC, for mounting on NS 32 or NS 35/7.5, closed housing, terminal width: 6.2 mm, terminal height: 68 mm- TT-UKK5-M-F/60AC, Double-level modular terminal block with surge voltage coarse protection between both levels, disconnect knife in the upper level, nominal voltage: 60 V AC, for mounting on NS 32 or NS 35/7.5, closed housing, terminal width: 6.2 mm, terminal height: 68 mm
TT-UKK5-T-BE - TERMITRAB base element with universal foot, with screw connections on both sides.
Double-level modular terminal block with suppressor diode as surge protection between both levels, nominal voltage: 12 V AC, for mounting on NS 32 or NS 35/7.5, closed housing, terminal width: 6.2 mm, terminal height: 68 mm- TT-UKK5-D/ 24DC, Double-level modular terminal block with suppressor diode as surge protection between both levels, nominal voltage: 24 V DC, for mounting on NS 32 or NS 35/7.5, closed housing, terminal width: 6.2 mm, terminal height: 68 mm
TT-UKK5-T-V-24DC-ST, Protective plug with varistor for TERMITRAB base element TT-UKK5-T-BE, nominal voltage: 24 V DC
TT-UKK5-T-V-48DC-ST, Protective plug with varistor to plug onto base element TT-UKK5-T-BE, nominal voltage: 48 V DC
TT-UKK5-T-V-120AC-ST, Protective plug with varistor to plug onto base element TT-UKK5-T-BE, nominal voltage: 120 V AC
