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BL2245 The data table
Type:BL2245
NO.	Test project		Test values			unit
1	The rated voltage	U N	12	24	24	V
2	resistance	R	7	4	30.8	Ω
3	Maximum output power	P2max	4.67	33.06	3.55	W
4	Maximum efficiency	ηmax	61	63	41	%
5	Maximum efficiency	no	7510	39420	6000	rpm
6	No-load current	I	0.08	0.25	0.1	A
7	The maximum torque	MH	23.77	32.04	22.61	mN.m
8	The friction torque,	MF	1.16	1.39	3.33	mN.m
9	Rate constant	kn	656.47	1713.91	286.81	rpm/V
10	The potential constant	kE	1.52	0.58	3.49	mV/rpm
11	The torque constant	kM	14.55	5.57	33.3	mN.m/A
12	Constant current	kI	0.07	0.18	0.03	A/mN.m
13	Speed/torque slope	Δn/ΔM	315.9	1230.46	265.31	rpm/mN.m
14	The mechanical time constant	τm	3.64	14.17	3.06	ms
15	The rotor inertia	J	1.1	1.1	1.1	gcm2
16	The angular acceleration	αmax	216.12	291.24	205.59	103rad/s2
17	The sensor		no sensing		sensing
18	controller		DR1560SL		DR3080
19	weight		95			g
20	Operating temperature range		-30～+85
21	he reversing way		Electronic commutation
22	Rolling bearing		EZO&NMB
23	Casing materials	ηopt	Aluminum appearance, black anodized
24	magnets	nopt	ndfeb
25	The rotation direction	Mopt	Positive &negative electronic commutation
Motor data when the maximum efficiency
26	The output power	P2opt	2.67	21.81	2.58	W
27	efficiency	ηopt	61	63	41	%
28	speed	nopt	4844	31200	2836	rpm
29	Load current	Iopt	0.36	1.45	0.26	A
30	torque	Mopt	5.26	6.68	8.68	mN.m

(1)、I0 is motor no-load current, in this table does not include the current controller.
(2)、This model can be adapted gear box, as shown in the "gear".