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TTD modular distribution blocks
100 to 400 A · two-pole and four-pole
100–400 A · EN 60947-1
TOSUNLUX (Tosun) TTD distribution blocks with solid brass bars in a self-extinguishing polyamide housing: they distribute one power incomer to several protected outgoing circuits, in switchboards or enclosures. Modular 2- and 4-pole models from 100 to 125 A on 35 mm DIN rail, then high-current models from 160 to 400 A with M6 to M10 screw connection, transparent or opaque cover, on rail or mounting plate.
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Connections: number of bars × connection points per bar. Dimensions W × H × D in mm, enclosure only (± 1 mm). TTD-8, TTD-9 and TTD-10 share the 270 × 130 × 75 mm enclosure.
Also searched as: 2X7 · 4X7 · 4X11 · 4X15
Technical characteristics
| Type | Busbar power distribution block |
|---|---|
| Rated currents | 100 · 125 · 160 · 200 · 250 · 400 A (at 40 °C) |
| Poles | 2 P (TTD-1 to TTD-3) · 4 P (TTD-4 to TTD-10) |
| Rated voltage Ui | 500 V |
| Peak withstand current Ipk | 20 kA |
| Bars | Solid brass |
|---|---|
| Enclosure | Self-extinguishing polyamide |
| Fixing | 35 mm DIN rail or mounting plate |
| Connection | Screw · Ø 5.3 to M10 |
| Maximum cross-section | 35 mm² (TTD-1 to 6) · 50 mm² (TTD-7) · 75 · 100 · 180 mm² (TTD-8 · 9 · 10) |
| Hole capacity Ø 5.3 | Rigid 1.5 – 6 mm² · flexible 2.5 – 6 mm² |
| Hole capacity Ø 7.5 | Rigid 6 – 16 mm² · flexible 10 – 25 mm² |
| Hole capacity Ø 9 | Rigid 10 – 16 mm² · flexible 10 – 35 mm² |
| Cover | Transparent or opaque (high intensities) |
| Ambient temperature | −25 … +40 °C |
|---|
| Standard | EN 60947-1 |
|---|---|
| Markings | CE · RoHS · ISO 9001 |
| Applications | Residential and commercial boards · construction site enclosures · control cabinets · neutral and earth distribution |
|---|
Seen in an installation
This product appears in these installations: click a marker to locate it.
Motor control connectionDemonstration board · Showroom4 marks
Commercial sub-distribution board, 10 protected outgoing circuitsSub-distribution board · Commercial8 marks
Protection and control of 4 motor feedersDemonstration board · Showroom11 marks
Distribution of lighting and socket circuitsDemonstration board · Showroom7 marks
TTD modular distribution blocks 100–400 A — TOSUNLUX Moroccofapelec.ma






