The Weidmüller 1521850000 is a grey switchboard terminal with a 5.1 mm pull spring, designed for continuity applications. This product is particularly suitable for use in serial terminals and switchboards, providing secure and reliable connections. Supplied in packs of 100 pieces, it is ideal for large-scale electrical installations and maintenance projects.
| Type |
Continuity |
| No. of Ways |
2 |
| Termination |
Spring Clamp |
| Width |
5.1mm |
| Ambient temperature |
-5 °C…40°C |
| AWG (min.) |
28 |
| Basic material |
Wemid |
| Blade size |
0.6 x 3.5 mm |
| Certificate No. (ATEX) |
TUEV16ATEX7909U |
| Certificate No. (CSA) |
200039-70089609 |
| Certificate No. (cURus) |
E60693 |
| Certificate No. (cURusEX) |
E184763 |
| Certificate No. (IECEX) |
IECEXTUR16.0036U |
| Clamp width |
5.1mm |
| Clamping range, max. |
4mm² |
| Clamping range, min. |
0.14mm² |
| Closing plate required |
true |
| Colour |
Grey |
| Colour of operational elements |
orange |
| Conductor size Factory wiring max. |
12 AWG |
| Conductor size Field wiring min. (cURus)28 AWG |
Conductor size Factory wiring min. |
| Connectable conductor cross section fine-strand with cable end sleeve |
0.14 - 4 |
| Connectable conductor cross section fine-strand without cable end sleeve |
0.14 - 4 |
| Connectable conductor cross section multi-wired |
0.14 - 4 |
| Connectable conductor cross section solid-core |
0.14 - 2.5 |
| Connection |
Pull spring |
| Connection cross-section, finely |
0.14mm² |
| Connection cross-section, stranded, |
4mm² |
| Connection direction |
top |
| Connections |
2 |
| Continuous operating temp., max. |
130°C |
| Continuous operating temp., min. |
-60°C |
| Cross section (flexible) (max.) |
2.5mm² |
| Cross section (flexible) (min.) |
0.5mm² |
| Cross section (inflexible) (max.) |
2.5mm² |
| Cross section (inflexible) (min.) |
0.5mm² |
| Current (ATEX) |
20 A |
| Current (IECEX) |
20 A |
| Current at maximum wires |
24 A |
| Current Rating |
24A |
| Current size B (CSA) |
20 A |
| Current size B (cURus) |
20 A |
| Current size C (CSA) |
20 A |
| Current size C (cURus) |
20 A |
| Current size D (CSA) |
5 A |
| Current size D (cURus) |
5 A |
| Depth |
36.5 |
| Depth (inches) |
1.437 inch |
| Depth including DIN rail |
37mm |
| Dim |
(L x W x H) 36.5 x 5.1 x 55 mm |
| ECLASS 14 |
27-25-01-01 |
| ECLASS 15.0 |
27-25-01-01 |
| End cover plate required |
Yes |
| ETIM 10 |
EC000897 |
| ETIM 8.0 |
EC000897 |
| ETIM 9.0 |
EC000897 |
| Ex 2014/34/EU label |
II 2 G D |
| Explosion-tested version |
Yes |
| Explosion-tested version Ex e |
true |
| Gauge to IEC 60947-1 |
A3 |
| GTIN (EAN) |
4050118328080 |
| Height |
55mm |
| Height (inches) |
2.1654 inch |
| Industrial packaging |
Yes |
| Inflammability class of insulation material according to UL94 |
V0 |
| Installation advice |
Rail |
| Internally connected stages |
false |
| Length |
36.5mm |
| Levels cross-connected internally |
No |
| Marking EN 60079-7 |
Ex eb II C Gb |
| Material insulation body |
Thermoplastic |
| Max. voltage (ATEX) |
550 V |
| Max. voltage (IECEX) |
550 V |
| Misc Attribute |
A2C 2.5 |
| Mounting method |
DIN rail (top hat rail) 35mm |
| Mounting rail |
TS 35 |
| Net weight |
6.4g |
| N-function |
No |
| Nominal Current |
24 A |
| Nominal Voltage |
800V |
| Nominal voltage (details) |
800V |
| Number of clamp positions per level |
2 |
| Number of clamping points per level |
2 |
| Number of connections |
2 |
| Number of levels |
1 |
| Number of potentials |
1 |
| Number of potentials per tier |
1 |
| Open sides |
right |
| Operating Temperature |
-60 - 130 |
| PE connection |
No |
| PE function |
No |
| PEN function |
No |
| plastic collar acc. to cross-section |
Cross-section, max. |
| Pollution severity |
3 |
| Power loss in accordance with IEC |
0.77 W |
| Rated cross-section |
2.5mm² |
| Rated current In |
24 |
| Rated DC voltage |
800 V |
| Rated impulse withstand voltage |
8 kV |
| Rated voltage |
800 |
| REACH SVHC |
No SVHC above 0.1 wt% |
| ROHS |
Conform |
| RoHS Compliance Status |
Compliant without exemption |
| Snap-on |
No |
| Standards |
IEC 60947-7-1 |
| Storage temperature |
-25 °C...55°C |
| Stripping length |
10mm |
| Stripping length (max.) |
10mm |
| Suitable for conductor material |
Copper |
| Surge voltage category |
III |
| Tube length |
min. |
| Tube length for wire-end ferrule without Cross-section, min. |
0.25mm² |
| Tube length for wire-end ferrule without Tube length |
nominal |
| Twin wire-end ferrules, max. |
0.75mm² |
| Twin wire-end ferrules, min. |
0.5mm² |
| Type of connection |
PUSH IN |
| Type of electrical connection 1 |
Push-in clamp connection |
| Type of electrical connection 2 |
Push-in clamp connection |
| Type of fixing |
Snap-on |
| Type of mounting |
TS 35 |
| UL 94 flammability rating |
V-0 |
| UL File Number Search |
UL Website |
| Version |
Feed-through terminal, PUSH IN, 2.5 mm², 800 V, |
| Voltage size B (CSA) |
600 V |
| Voltage size B (cURus) |
600 V |
| Voltage size C (CSA) |
600 V |
| Voltage size C (cURus) |
600 V |
| Voltage size D (CSA) |
600 V |
| Voltage size D (cURus) |
600 V |
| Volume resistance according to IEC |
1.33 mO |
| Width (inches) |
0.2008 inch |
| Wire cross section max. (ATEX) |
2.5mm² |
| Wire cross section max. (CSA) |
12 AWG |
| Wire cross section max. (IECEX) |
2.5mm² |
| Wire cross section min. (CSA) |
28 AWG |
| Wire Gauge (AWG) |
12 |
| With snap-in pegs |
No |
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