STTB 2,5-TWIN - Double-level spring-cage terminal block

3038516

Double-level spring-cage terminal block, nom. voltage: 500 V, nominal current: 22 A, connection method: Spring-cage connection, 1st and 2nd level, Rated cross section: 2.5 mm², cross section: 0.08 mm² - 4 mm², mounting type: NS 35/7,5, NS 35/15, color: gray

Product details

Product type	Multi-level terminal block
Product family	ST
Area of application	Railway industry
	Machine building
	Plant engineering
Number of connections	6
Number of rows	2
Potentials	2
Insulation characteristics
Overvoltage category	III
Degree of pollution	3

Rated surge voltage	6 kV
Maximum power dissipation for nominal condition	0.77 W

Number of connections per level	3
Nominal cross section	2.5 mm²
1st and 2nd level
Connection method	Spring-cage connection
Stripping length	8 mm ... 10 mm
Internal cylindrical gage	A3
Connection in acc. with standard	IEC 60947-7-1
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 ... 2.5 mm²
Conductor cross-section, flexible [AWG]	28 ... 14 (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	22 A
Maximum load current	26 A (with 4 mm² conductor cross-section)
Nominal voltage	500 V
Nominal cross section	2.5 mm²

Width	5.2 mm
End cover width	2.2 mm
Height	91.5 mm
Depth on NS 35/7,5	47.5 mm
Depth on NS 35/15	55 mm

Color	gray (RAL 7042)
Flammability rating according to UL 94	V0
Insulating material group	I
Insulating material	PA
Static insulating material application in cold	-60 °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
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
	Test passed
Short-time withstand current 2.5 mm²	0.3 kA
	0.3 kA
Result	Test passed
Power-frequency withstand voltage
Test voltage setpoint	1.89 kV
Result	Test passed

Mechanical data
Open side panel	Yes

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 (+/- 2) rpm
Revolutions	135
Conductor cross-section/weight	0.14 mm² / 0.2 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):2022-06
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	5g
Shock duration	30 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 ... 110 °C (Operating temperature range incl. self-heating; for max. short-term operating temperature, see 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
Ambient temperature (actuation)	-5 °C ... 70 °C
Permissible humidity (operation)	20 % ... 90 %
Permissible humidity (storage/transport)	30 % ... 70 %

Connection in acc. with standard	IEC 60947-7-1

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

Commercial data

Item number	3038516
Packing unit	50 pc
Minimum order quantity	50 pc
Sales key	BE2
Product key	BE2114
GTIN	4017918908393
Weight per piece (including packing)	14.96 g
Weight per piece (excluding packing)	14.866 g
Customs tariff number	85369010
Country of origin	PL

Classifications

Approvals

Approval Specification Data
	Nominal voltage U_N	Nominal current I_N	Cross section AWG
B
	300 V	20 A	28 - 12
C
	300 V	20 A	28 - 12

Approval Specification Data
	Nominal voltage U_N	Nominal current I_N	Cross section AWG	Cross section mm²
keine
	500 V	22 A		0.2 - 2.5

Approval Specification Data
	Nominal voltage U_N	Nominal current I_N	Cross section AWG	Cross section mm²
keine
	500 V	22 A		0.2 - 2.5

Approval Specification Data
	Nominal voltage U_N	Nominal current I_N	Cross section AWG
B
	300 V	20 A	28 - 12
C
	300 V	20 A	28 - 12

Environmental product compliance

Compatible products

Accessories

Your advantages

Compact design for maximum space savings

Corrosion-free terminal points

Low contact resistance

Tested for railway applications

PHOENIX CONTACT s.r.o.

Námestie Mateja Korvína 1, 811 07 Bratislava. Zapísaná v Obchodnom registri Okresného súdu Bratislava III, vložka číslo 48994/B.

Ask a Question +421 2 3210 1470 obchod.sk@phoenixcontact.com

ECLASS-13.0	27250102
ECLASS-15.0	27250102

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%

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

STTB 2,5-TWIN - Double-level spring-cage terminal block

3038516

Product details

ECLASS

ETIM

UNSPSC

CSA

IECEE CB Scheme

EAC

KR

NK

EAC

VDE Zeichengenehmigung

cULus Recognized

DNV

Compatible products

Your advantages

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

STTB 2,5-TWIN - Double-level spring-cage terminal block 3038516

Product details

ECLASS

ETIM

UNSPSC

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STTB 2,5-TWIN - Double-level spring-cage terminal block

3038516