Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Please be informed that the data shown in this PDF document is generated from our Online Catalog. Please find the complete data in the user
documentation. Our General Terms of Use for Downloads are valid.
Installation ground terminal block, nom. voltage: 800 V, nominal current: 24 A, Spring-cage
connection, 1 level, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15,
color: green-yellow
Your advantages
• Same shape and pitch as the feed-through terminal blocks
• Contact is made free from mechanical and electrical errors by simply snapping onto the DIN rail
• The green-yellow housing clearly indicates the protective conductor function of the terminal block
Commercial Data
Item number
3031937
Packing unit
1 pc
Minimum order quantity
1 pc
Note
Made to Order (non-returnable)
Sales Key
B02
Product Key
BE2151
Catalog Page
Page 284 (C-3-2013)
GTIN
4017918810931
Weight per Piece (including packing)
11.448 g
Weight per Piece (excluding packing)
10.889 g
Customs tariff number
85369010
Country of origin
DE
Dec 11, 2022, 2:27 PM
Page 1 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Technical Data
Product properties
Product type
Ground terminal block
Number of connections
2
Number of rows
1
Potentials
2
Insulation characteristics
Overvoltage category
III
Degree of pollution
3
Electrical properties
Rated surge voltage
6 kV
Maximum power dissipation for nominal condition
0.77 W
Connection data
Grounding foot
Yes
Number of connections per level
2
Nominal cross section
2.5 mm²
1 level
Note
Please observe the current carrying capacity of the DIN rails.
Stripping length
10 mm
Internal cylindrical gage
A3
Connection in acc. with standard
IEC 60947-7-2
Conductor cross section solid
0.08 mm² ... 4 mm²
Cross section AWG
28 ... 12 (converted acc. to IEC)
Conductor cross section flexible
0.08 mm² ... 4 mm²
Conductor cross section, flexible [AWG]
28 ... 12 (converted acc. to IEC)
Flexible conductor cross section flexible (ferrule, w/o plastic
sleeve)
0.14 mm² ... 2.5 mm²
Flexible conductor cross section (ferrule with plastic sleeve)
0.14 mm² ... 2.5 mm²
2 conductors with the same cross section, flexible, with TWIN
ferrule with plastic sleeve
0.5 mm²
Nominal current
24 A
Nominal voltage
800 V
Dimensions
Width
5.2 mm
End cover width
2.2 mm
Height NS 35/15
50.5 mm
Height NS 35/7,5
43 mm
Length
59.5 mm
Dec 11, 2022, 2:27 PM
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Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Material specifications
Color
green-yellow
Flammability rating according to UL 94
V0
Insulating material group
I
Insulating material
PA
Static insulating material application in cold
-60 °C
Temperature index of insulation material (DIN EN 60216-1 (VDE
0304-21))
125 °C
Relative insulation material temperature index (Elec., UL 746 B)
130 °C
Fire protection for rail vehicles (DIN EN 45545-2) R22
HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R23
HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R24
HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R26
HL 1 - HL 3
Calorimetric heat release NFPA 130 (ASTM E 1354)
27,5 MJ/kg
Surface flammability NFPA 130 (ASTM E 162)
passed
Specific optical density of smoke NFPA 130 (ASTM E 662)
passed
Smoke gas toxicity NFPA 130 (SMP 800C)
passed
Mechanical properties
Mechanical data
Open side panel
Yes
Environmental and real-life conditions
Oscillation/broadband noise
Specification
DIN EN 50155 (VDE 0115-200):2008-03
Spectrum
Service life test category 2, bogie-mounted
Frequency
f1 = 5 Hz to f2 = 250 Hz
ASD level
6.12 (m/s²)²/Hz
Acceleration
3.12g
Test duration per axis
5h
Test directions
X-, Y- and Z-axis
Result
Test passed
Shocks
Specification
DIN EN 50155 (VDE 0115-200):2008-03
Pulse shape
Half-sine
Acceleration
30g
Shock duration
18 ms
Number of shocks per direction
3
Test directions
X-, Y- and Z-axis (pos. and neg.)
Result
Test passed
Ambient conditions
Ambient temperature (operation)
-60 °C ... 105 °C (max. short-term operating temperature RTI
Dec 11, 2022, 2:27 PM
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Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Elec.)
Ambient temperature (storage/transport)
-25 °C ... 60 °C (for a short time, not exceeding 24 h, -60 °C to
+70 °C)
Ambient temperature (assembly)
-5 °C ... 70 °C
Permissible humidity (storage/transport)
30 % ... 70 %
Standards and regulations
Connection in acc. with standard
IEC 60947-7-2
Mounting
Mounting type
NS 35/7,5
NS 35/15
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Page 4 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Drawings
Circuit diagram
Dec 11, 2022, 2:27 PM
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Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Approvals
CSA
Approval ID: 13631
Nominal Voltage UN
Nominal Current IN
Cross Section AWG
Cross Section mm2
28 - 12
-
28 - 12
-
28 - 12
-
Cross Section AWG
Cross Section mm2
28 - 12
-
28 - 12
-
Use group B
Use group C
Use group D
EAC
Approval ID: RU C-DE.BL08.B.00644
cULus Recognized
Approval ID: E60425
Nominal Voltage UN
Nominal Current IN
Use group B
Use group C
Dec 11, 2022, 2:27 PM
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Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Classifications
ECLASS
ECLASS-9.0
27141125
ECLASS-10.0.1
27141125
ECLASS-11.0
27141125
ETIM
ETIM 8.0
EC001329
UNSPSC
UNSPSC 21.0
39121400
Dec 11, 2022, 2:27 PM
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Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Environmental Product Compliance
China RoHS
Environmentally friendly use period: unlimited = EFUP-e
No hazardous substances above threshold values
Dec 11, 2022, 2:27 PM
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Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Accessories
End cover
End cover - D-STI 2,5 - 3030569
https://www.phoenixcontact.com/us/products/3030569
End cover, length: 59.5 mm, width: 2.2 mm, height: 43 mm, color: gray
Screwdriver
Screwdriver - SZF 1-0,6X3,5 - 1204517
https://www.phoenixcontact.com/us/products/1204517
Actuation tool, for ST terminal blocks, also suitable for use as a bladed
screwdriver, size: 0.6 x 3.5 x 100 mm, 2-component grip, with non-slip grip
Dec 11, 2022, 2:27 PM
Page 9 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Marker pen
Marker pen - X-PEN 0,35 - 0811228
https://www.phoenixcontact.com/us/products/0811228
Marker pen without ink cartridge, for manual labeling of markers, labeling
extremely wipe-proof, line thickness 0.35 mm
Mounting material
Mounting material - ST-IL - 3039900
https://www.phoenixcontact.com/us/products/3039900
Operating decal for the ST terminal block
Dec 11, 2022, 2:27 PM
Page 10 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Actuation tool
Actuation tool - ST-BW - 1207608
https://www.phoenixcontact.com/us/products/1207608
Actuation tool, for all 2.5 mm2 - 4.0 mm2 spring-cages
Filler plugs
Filler plugs - CEC 2,5 - 3062757
https://www.phoenixcontact.com/us/products/3062757
Cover for conductor shaft, 10-pos., for spring cage terminal blocks (ST) and
terminal blocks with push-in technology (PT) with a width of 5.2 mm
Dec 11, 2022, 2:27 PM
Page 11 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Warning cover
Warning cover - WST 2,5 - 3030941
https://www.phoenixcontact.com/us/products/3030941
Warning cover, 5-pos., for terminal width: 5.2 mm
Group cover marker
Group cover marker - BST 2,5 - 3061282
https://www.phoenixcontact.com/us/products/3061282
Cover for actuation shaft, 5-pos., for spring-cage terminal blocks with width of 5.2
mm
Dec 11, 2022, 2:27 PM
Page 12 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Neutral busbar
Neutral busbar - NLS-CU 3/10 SN 1000MM - 0402174
https://www.phoenixcontact.com/us/products/0402174
Neutral busbar, DIN VDE 0611-4: 1991-02, material: Copper, tin-plated,
color: silver
Cover profile
Cover profile - AP-NLS N - 1013634
https://www.phoenixcontact.com/us/products/1013634
Cover profile, length: 300 mm, color: transparent
Dec 11, 2022, 2:27 PM
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Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
DIN rail perforated
DIN rail perforated - NS 35/ 7,5 PERF 2000MM - 0801733
https://www.phoenixcontact.com/us/products/0801733
DIN rail perforated, acc. to EN 60715, material: Steel, galvanized, passivated
with a thick layer, Standard profile, color: silver, Pack of 25 (50 m)
DIN rail, unperforated
DIN rail, unperforated - NS 35/ 7,5 UNPERF 2000MM - 0801681
https://www.phoenixcontact.com/us/products/0801681
DIN rail, unperforated, acc. to EN 60715, material: Steel, galvanized, passivated
with a thick layer, Standard profile, color: silver, Pack of 25 (50 m)
Dec 11, 2022, 2:27 PM
Page 14 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
DIN rail perforated
DIN rail perforated - NS 35/ 7,5 WH PERF 2000MM - 1204119
https://www.phoenixcontact.com/us/products/1204119
DIN rail perforated, acc. to EN 60715, material: Steel, Galvanized, white
passivated, Standard profile, color: silver, Pack of 25 (50 m)
DIN rail, unperforated
DIN rail, unperforated - NS 35/ 7,5 WH UNPERF 2000MM-VPE 10 - 1204122
https://www.phoenixcontact.com/us/products/1204122
DIN rail, unperforated, acc. to EN 60715, material: Steel, Galvanized, white
passivated, Standard profile, color: silver, Pack of 10 (20 m)
Dec 11, 2022, 2:27 PM
Page 15 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
DIN rail, unperforated
DIN rail, unperforated - NS 35/ 7,5 AL UNPERF 2000MM - 0801704
https://www.phoenixcontact.com/us/products/0801704
DIN rail, unperforated, acc. to EN 60715, material: Aluminum, uncoated,
Standard profile, color: silver, Pack of 25 (50 m)
DIN rail perforated
DIN rail perforated - NS 35/ 7,5 ZN PERF 2000MM - 1206421
https://www.phoenixcontact.com/us/products/1206421
DIN rail perforated, acc. to EN 60715, material: Steel, galvanized, Standard
profile, color: silver, Pack of 25 (50 m)
Dec 11, 2022, 2:27 PM
Page 16 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
DIN rail, unperforated
DIN rail, unperforated - NS 35/ 7,5 ZN UNPERF 2000MM - 1206434
https://www.phoenixcontact.com/us/products/1206434
DIN rail, unperforated, acc. to EN 60715, material: Steel, galvanized, Standard
profile, color: silver, Pack of 25 (50 m)
DIN rail, unperforated
DIN rail, unperforated - NS 35/ 7,5 CU UNPERF 2000MM-VPE 10 - 0801762
https://www.phoenixcontact.com/us/products/0801762
DIN rail, unperforated, acc. to EN 60715, material: Copper, uncoated, Standard
profile, color: copper-colored, Pack of 10 (20 m)
Dec 11, 2022, 2:27 PM
Page 17 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
End cap
End cap - NS 35/ 7,5 CAP - 1206560
https://www.phoenixcontact.com/us/products/1206560
DIN rail end piece, for DIN rail NS 35/7.5
Zack Marker strip, flat
Zack Marker strip, flat - ZBF 5:UNBEDRUCKT - 0808642
https://www.phoenixcontact.com/us/products/0808642
Zack Marker strip, flat, Strip, white, unlabeled, can be labeled with: PLOTMARK,
CMS-P1-PLOTTER, mounting type: snapped, for terminal block width: 5 mm,
lettering field size: 5.1 x 5.2 mm, Number of individual labels: 10
Dec 11, 2022, 2:27 PM
Page 18 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Zack Marker strip, flat
Zack Marker strip, flat - ZBF 5 CUS - 0825025
https://www.phoenixcontact.com/us/products/0825025
Zack Marker strip, flat, can be ordered: Strip, white, labeled according to
customer specifications, mounting type: snap into flat marker groove, for terminal
block width: 5 mm, lettering field size: 5.15 x 5.15 mm, Number of individual
labels: 10
Zack Marker strip, flat
Zack Marker strip, flat - ZBF 5,LGS:FORTL.ZAHLEN - 0808671
https://www.phoenixcontact.com/us/products/0808671
Zack Marker strip, flat, Strip, white, labeled, printed horizontally: consecutive
numbers 1 ... 10, 11 ... 20, etc. up to 491 ... 500, mounting type: snapped, for
terminal block width: 5 mm, lettering field size: 5.15 x 5.15 mm, Number of
individual labels: 10
Dec 11, 2022, 2:27 PM
Page 19 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Zack Marker strip, flat
Zack Marker strip, flat - ZBF 5,QR:FORTL.ZAHLEN - 0808697
https://www.phoenixcontact.com/us/products/0808697
Zack Marker strip, flat, Strip, white, labeled, Printed vertically: consecutive
numbers 1 ... 10, 11 ... 20, etc. up to 91 ... 100, mounting type: snapped, for
terminal block width: 5 mm, lettering field size: 5.15 x 5.15 mm, Number of
individual labels: 10
Zack Marker strip, flat
Zack Marker strip, flat - ZBF 5,LGS:GERADE ZAHLEN - 0810821
https://www.phoenixcontact.com/us/products/0810821
Zack Marker strip, flat, Strip, white, labeled, printed horizontally: consecutive
even numbers 2 ... 20, 22 ... 40, etc. up to 82 ... 100, mounting type: snapped,
for terminal block width: 5 mm, lettering field size: 5.15 x 5.15 mm, Number of
individual labels: 10
Dec 11, 2022, 2:27 PM
Page 20 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Zack Marker strip, flat
Zack Marker strip, flat - ZBF 5,LGS:UNGERADE ZAHLEN - 0810863
https://www.phoenixcontact.com/us/products/0810863
Zack Marker strip, flat, Strip, white, labeled, printed horizontally: Odd numbers 1
- 19, 21 - 39, etc. up to 81 - 99, mounting type: snapped, for terminal block width:
5 mm, lettering field size: 5.15 x 5.15 mm, Number of individual labels: 10
Marker for terminal blocks
Marker for terminal blocks - UC-TMF 5 - 0818153
https://www.phoenixcontact.com/us/products/0818153
Marker for terminal blocks, Sheet, white, unlabeled, can be labeled with:
BLUEMARK ID COLOR, BLUEMARK ID, BLUEMARK CLED, PLOTMARK,
CMS-P1-PLOTTER, mounting type: snapped, for terminal block width: 5.2 mm,
lettering field size: 4.6 x 5.1 mm, Number of individual labels: 96
Dec 11, 2022, 2:27 PM
Page 21 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Marker for terminal blocks
Marker for terminal blocks - UC-TMF 5 CUS - 0824638
https://www.phoenixcontact.com/us/products/0824638
Marker for terminal blocks, can be ordered: by sheet, white, labeled according to
customer specifications, mounting type: snap into flat marker groove, for terminal
block width: 5.2 mm, lettering field size: 4.6 x 5.1 mm, Number of individual
labels: 96
Marker for terminal blocks
Marker for terminal blocks - UCT-TMF 5 - 0828744
https://www.phoenixcontact.com/us/products/0828744
Marker for terminal blocks, Sheet, white, unlabeled, can be labeled with:
TOPMARK NEO, TOPMARK LASER, BLUEMARK ID COLOR, BLUEMARK ID,
BLUEMARK CLED, THERMOMARK PRIME, THERMOMARK CARD 2.0,
THERMOMARK CARD, mounting type: snapped, for terminal block width: 5.2
mm, lettering field size: 4.4 x 4.7 mm, Number of individual labels: 72
Dec 11, 2022, 2:27 PM
Page 22 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Marker for terminal blocks
Marker for terminal blocks - UCT-TMF 5 CUS - 0829658
https://www.phoenixcontact.com/us/products/0829658
Marker for terminal blocks, can be ordered: by sheet, white, labeled according to
customer specifications, mounting type: snap into flat marker groove, for terminal
block width: 5.2 mm, lettering field size: 4.4 x 4.7 mm, Number of individual
labels: 72
Insulating sleeve
Insulating sleeve - ISH 2,5/0,2 - 3002843
https://www.phoenixcontact.com/us/products/3002843
Insulating sleeve, color: white
Dec 11, 2022, 2:27 PM
Page 23 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
Insulating sleeve
Insulating sleeve - ISH 2,5/0,5 - 3002856
https://www.phoenixcontact.com/us/products/3002856
Insulating sleeve, color: gray
Insulating sleeve
Insulating sleeve - ISH 2,5/1,0 - 3002869
https://www.phoenixcontact.com/us/products/3002869
Insulating sleeve, color: black
Dec 11, 2022, 2:27 PM
Page 24 (25)
Installation ground terminal block - STI 2,5-PE
3031937
https://www.phoenixcontact.com/us/products/3031937
End clamp
End clamp - E/AL-NS 35 - 1201662
https://www.phoenixcontact.com/us/products/1201662
End clamp, for end support of UKH 50 to UKH 240, is pushed onto DIN rail NS
35 and fixed with 2 screws, width: 10 mm, color: aluminum
Support bracket
Support bracket - AB-STI - 3030828
https://www.phoenixcontact.com/us/products/3030828
Support bracket, Bracket for busbars, set every 20 cm, pitch: 200 mm, length: 67
mm, width: 2 mm, height: 43 mm, number of positions: 1, color: blue
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https://www.phoenixcontact.com
Phoenix Contact USA
586 Fulling Mill Road
Middletown, PA 17057, United States
(+717) 944-1300
info@phoenixcon.com
Dec 11, 2022, 2:27 PM
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