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Horizontal double reduction crane parallel-shaft reducers, type РК

assembly configurations of reducers
main performance specifications
overall and fitting dimensions
dimensions of input and output shaft ends
dimensions of output shaft end as a part of toothed coupling
reference designation of reducer by order

Assembly configurations of reducers

Main performance specifications

Standard size of reducer	Reduction ratio u	*Мт, Nm**	Mass of reducer, kg	Aw_T	Aw_Б
РК-500	8, 10, 12.5, 16, 20, 22.4, 31.5, 40, 50	18800	1230	500	350
РК-600	8, 10, 12.5, 16, 20, 22.4, 31.5, 40, 50	28700	2130	600	400

Overall and fitting dimensions

Standard size of reducer	L	L₁	L₂	L₃	L₄	L₅	B	B₁	B₂	H	H₁	H₂	H₃	d
РК-500	1640	1120	300	610	550	510	580	520	408	875	400	105	35	32
РК-600	1900	1360	350	870	595.5	550	660	590	472	965	400	200	40	32

Dimensions of shaft ends

Input shaft Output shaft end as a part of toothed coupling

Output shaft a - end of reducer

Dimensions of input and output shaft ends

Standard size of reducer	Input shaft									Output shaft
Standard size of reducer	d₁	d₂	d₃	d₄	l	l₁	b	h	t	d₅	d₆	l₂	t₁	b₁
РК-500	90	М64х4	130	83.5	170	130	22	14	9	130	150	200	141	32
РК-600	90	М64х4	130	83.5	170	130	22	14	9	150	170	200	162	36

Dimensions of output shaft end as a part of toothed coupling

Standard size of reducer	m	z	A	k	k₁	k₂	k₃	D	D₁
РК-500	8	54	73	40	50	22	78	260	190
РК-600	10 8	48 54	70 70	50 40	60 50	16 22	85 78	280 260	200 190

Reference designation of reducer by order:

Reducer РК - 600 - 40 - 12 - Ц - У3, where:

РК - type of reducer;
600 - distance between axes of low-speed stage, mm;
40 - reduction ratio;
12 - assembly configuration;
Ц - version of low-speed shaft end;
У3 - climatic version and category of placing according to GOST 15150-69.