BS2838NB2B

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Description

1 Voltage V 12.0 24.0 16.0
2 Terminal resistance Ω 2.3 12.7 14
3 No-load speed rpm 6600 6600 4500
4 No-load current A 0.25 0.1 0.1
5 Stall torque mNm 83 58 32
6 Stall current A 5 1.9 1.1
7 Nominal torque mNm 10.0 10.0 10.0
8 Nominal speed rpm 5550 5400 3000
9 Nominal current A 0.9 0.4 0.5
10 Max. output power W 14 10.0 3.8
11 Max. efficiency % 61 59 50
12 Back-EMF constant mV/rpm 1.7 3.4 3
13 Torque constant mNm/A 16.5 32.8 30.9
14 KV Value rpm/V 550 275 281
15 Speed/torque gradient rpm/mNm 80 112 139
16 Rotor inertia gcm² 13 13 13
17 Weight g 80 80 80
18 Thermal resistance housing-ambient K/W 17.3
19 Thermal resistance winding-housing K/W 4
20 Thermal time constant motor s 600
21 Thermal time constant winding s 3
22 Operating temperature range °C -40~+100
23 Thermal class of winding °C 155
24 Axial play mm 0.012
25 Radial play mm 0.008
26 Axial load dynamic N 5
27 Axial load static N 80
28 Radial load at 3 mm from mounting face N 29
29 No. of pole pairs 2
30 Bearings 2 ball bearings
31 Commutation Sensorless
32 Protection class IP30

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