Name: 3244229
Brand: Phoenix Contact
SKU: PHX3244229

Official Distributor

By Phoenix Contact

SKU

MPN

MSDB 2,5 BU

Weight

0.007 kg

Series MSDB

MSDB 2,5 BU - Mini feed-through terminal block

Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 15, color: blue

Can be used in smaller terminal boxes
Space saving thanks to compact design and mounting option on a 15 mm DIN rail
Clear arrangement thanks to marking of all terminal points
Easy potential distribution thanks to standardized plug-in bridges

Product properties

Number of Connections	4
Number of rows	1
Potentials	2

Insulation characteristics

Overvoltage category	III
Degree of pollution	3

Electrical properties

Rated surge voltage	8 kV
Maximum power dissipation for nominal condition	0.77 W

Connection data

Number of connections per level	2
Nominal cross section	2.5 mm²

1 level

Stripping length	8 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	24 A
Maximum Load Current	30 A (with 4 mm² conductor cross section)
Nominal Voltage	800 V
Nominal cross section	2.5 mm²
Connection in acc. with standard	IEC/EN 60079-7

Rated data (ATEX/IECEx)

Identification	 II 2 G Ex eb IIC Gb
Operating temperature range	-60 °C ... 110 °C
Ex-certified accessories	3024177 D-MZB 1,5
Ex-certified accessories	1204517 SZF 1-0,6X3,5
Ex-certified accessories	3022263 CLIPFIX 15
Ex-certified accessories	3022276 CLIPFIX 35-5
List of bridges	Insertion bridge / ESB 2-MZDB / 3029703
Bridge data	21 A / 2.5 mm²
Ex temperature increase	40 K (21.3 A / 2.5 mm²)
Rated voltage	690 V
Rated Insulation Voltage	630 V
Output	(Permanent)

Ex level General

Rated current	21 A
Maximum Load Current	26 A
Contact resistance	0.87 mΩ

Ex connection data General

Nominal cross section	2.5 mm²
Rated cross section AWG	14
Connection capacity rigid	0.08 mm² ... 4 mm²
Connection capacity AWG	28 ... 12
Connection capacity flexible	0.08 mm² ... 2.5 mm²
Connection capacity AWG	28 ... 14

Dimensions

Width	10.4 mm
End cover width	4 mm
Height	32 mm
Depth	22 mm
Depth on NS 15	30 mm

Material specifications

Color	blue
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))	130 °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)	28 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 data

Open side panel

Yes

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, no longer than 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 %

Standards and Regulations

Connection in acc. with standard	IEC 60947-7-1
Connection in acc. with standard	IEC/EN 60079-7

Mounting

Mounting Type

NS 15

3024177
D-MZB 1,5 - End cover, depth: 22 mm, width: 4 mm, height: 32 mm, color: gray
3024423
End cover, width: 4 mm, height: 22 mm, color: blue
1204517
Screwdriver - SZF 1-0,6X3,5
1207608
Actuation tool - ST-BW
3029703
ESB 2-MZDB - Insertion bridge, pitch: 6.2 mm, number of positions: 2, color: gray
1401695
NS 15 UNPERF 2000MM VPE 10 - DIN rail, unperforated, Pack of 10 (20 m), acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, Standard profile, color: silver
1401682
NS 15 PERF 2000MM VPE 10 - DIN rail perforated, Pack of 10 (20 m), acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, Standard profile, color: silver
1401763
NS 15 AL PERF 2000MM VPE 10 - DIN rail perforated, Pack of 10 (20 m), acc. to EN 60715, material: Aluminum, uncoated, Standard profile, color: silver
1204096
NS 15 WH PERF 2000MM-VPE 10 - DIN rail perforated, Pack of 10 (20 m), acc. to EN 60715, material: Steel, Galvanized, white passivated, Standard profile, color: silver
0808642
Zack Marker strip, flat - ZBF 5:UNBEDRUCKT
0810821
0810821 -
0810863
Zack Marker strip, flat - ZBF 5,LGS:UNGERADE ZAHLEN
0818153
Marker for terminal blocks - UC-TMF 5
0824638
Marker for terminal blocks - UC-TMF 5 CUS
0828744
Marker for terminal blocks - UCT-TMF 5
3022263
CLIPFIX 15 - Snap-on end bracket, to be snapped onto NS 15 DIN rail

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Pack Size

3073102
MSDB 2,5 OG - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 2, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 15, color: orange
3073115
MSDB 2,5 YE - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 15, color: yellow
3244263
Mini feed-through terminal block - MSDB 2,5-FE-F
3244262
MSDB 2,5-FE-M - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: Direct mounting with flange, color: black/yellow
3244340
MSDB 2,5-FE-RZ - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: on mounting panel, color: black/yellow
3244232
Mini feed-through terminal block - MSDB 2,5-F
3244300
MSDB 2,5-NS 35 - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 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
3244313
Mini feed-through terminal block - MSDB 2,5-NS 35 BU
3244326
MSDB 2,5-NS 35 OG - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, color: orange
3073131
MSDB 2,5-NS 35 YE - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, color: yellow
3244245
Mini feed-through terminal block - MSDB 2,5-F BU
3244258
MSDB 2,5-M - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: Direct mounting with flange, color: gray
3244339
Mini feed-through terminal block - MSDB 2,5-RZ
3244342
MSDB 2,5-RZ BU - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: on mounting panel, color: blue
3244368
MSDB 2,5-RZ OG - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: on mounting panel, color: orange
3244371
MSDB 2,5-RZ YE - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: on mounting panel, color: yellow
3244261
MSDB 2,5-M BU - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: Direct mounting with flange, color: blue
3244287
Mini feed-through terminal block - MSDB 2,5-M OG
3244290
Mini feed-through terminal block - MSDB 2,5-M YE
3244216
MSDB 2,5 - Mini feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 15, color: gray

3244229