5) 5050
2/0 (67.27
www., terminal blocks, must withstand short circuit test using the test currents and test
durations specified Table 5.0) 8030
4/0 (107) 10100
250 kcmil (127) 12000
When used grounding and bonding equipment, e.3) 1530
4 (21.3) 750
8 (8.6) 3900
1 (42.
In the following example, AWG (35 mm²) ground conductor termi-
nal block (285-635) tested for seconds 3900 A.
.1) 300
12 (3.
After this, static heating test performed.
After the test, the specimen must neither show evidence cracking, breaking melting, nor any changes electrical properties.4) 1180
6 (13. permissible tem-
perature rise:
50°C (122°F)
Table 5
Conductor Size
Copper
Test
Duration
Test Current
AWG mm² A
14 (2.4) 6400
3/0 (85.wago.com
I
Test specimen
WAGO Rail-Mount Terminal Block Systems
Technical Information
• Conditioning Temperature-Rise Rest per 1059, 486 C
• Grounding and Bonding Equipment per 467
Test performed per:
UL 1059 (Rail-mount terminal blocks) 486 (Splicing wire connectors)
Conditioning:
The clamping units are pre-wired/pre-inserted nine times using conductor with maximum rated cross section. the tenth time, new
conductor connected.
Static Heating Test:
Test current: Terminal block rated current Test current: Increased test current (see Table 6)
Test duration: days Test duration: days
Max.4) 4900
1/0 (53. permissible tem-
perature rise:
30°C (86°F) Max.7) 3100
2 (33.2) 2450
3 (26.g.3) 470
10 (5
