STI 2,5-PE/L/NT - Installation protective conductor terminal block - 3031827

General	Assembly instructions: For secure fastening of the neutral busbar, supports must be set at the beginning and end of each terminal strip as well as every 20 cm on longer terminal strips.

Product type	Ground terminal block
Number of connections	5
Number of rows	3
Potentials	2
Insulation characteristics
Overvoltage category	III
Degree of pollution	3

Rated surge voltage	4 kV
Maximum power dissipation for nominal condition	0.77 W
Current carrying capacity of the neutral busbar	140 A

Number of connections per level	2
Nominal cross section	2.5 mm²
1st, 2nd and 3rd 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 60947-7-1/IEC 60947-7-2
Conductor cross section rigid	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)
Conductor cross-section flexible (ferrule without 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	20 A
Maximum load current	20 A (with 4 mm² conductor cross section)
Nominal voltage	400 V (phase conductor/phase conductor)
		250 V (phase conductor/PE)
		250 V (phase conductor/N)
Nominal cross section	2.5 mm²

Width	5.2 mm
End cover width	2.2 mm

Color	gray
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

Surge voltage test
Test voltage setpoint	7.3 kV
Result	Test passed
Temperature-rise test
Requirement temperature-rise test	Increase in temperature ≤ 45 K
Result	Test passed
Short-time withstand current 2.5 mm²	0.3 kA
Short-time withstand current 4 mm²	0.48 kA
Result	Test passed
Power-frequency withstand voltage
Test voltage setpoint	1.89 kV
Result	Test passed

Mechanical strength
Result	Test passed
Attachment on the carrier
DIN rail/fixing support	NS 35
Test force setpoint	1 N
Result	Test passed
Test for conductor damage and slackening
Rotation speed	10 rpm
Revolutions	135
Conductor cross section/weight	0.08 mm² / 0.1 kg
		2.5 mm² / 0.7 kg
		4 mm² / 0.9 kg
Result	Test passed

Aging
Temperature cycles	192
Result	Test passed
Needle-flame test
Time of exposure	30 s
Result	Test passed
Oscillation/broadband noise
Specification	DIN EN 50155 (VDE 0115-200):2008-03
Spectrum	Long 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	5 h
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 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 %

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

STI 2,5-PE/L/NT - Installation protective conductor terminal block

3031827

Product details

ETIM

UNSPSC

Compatible products

Your advantages

Item number	3031827
Packing unit	50 pc
Minimum order quantity	1 pc
Product key	BE2153
GTIN	4017918606817
Weight per piece (including packing)	17.56 g
Weight per piece (excluding packing)	16.6 g
Customs tariff number	85369010
Country of origin	DE

EU RoHS
Fulfills EU RoHS substance requirements	Yes (No exemptions)
China RoHS
Environment friendly use period (EFUP)	EFUP-E No hazardous substances above the limits
EU REACH SVHC
REACH candidate substance (CAS No.)	No substance above 0.1 wt%

Mechanical data
Open side panel	Yes

Mounting type	NS 35/7,5
Mounting type		NS 35/15

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

STI 2,5-PE/L/NT - Installation protective conductor terminal block 3031827

Product details

ETIM

UNSPSC

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STI 2,5-PE/L/NT - Installation protective conductor terminal block

3031827