Large Trans- Ratio Reducers

Introduction

ZQ Cylindrical Gear Reducers with Large Transmission Ratio enlarges their transmission ratio by adding one more high-speed axle to ZQ Series, making them 3-step-transmission ones. They have the same installing form with ZQ Series.

Overall Dimension, Assembling Size and Installing Form

Please Click to Enlarge

Size	Center Space				Center Height		Outline Size			Axle End Size
Type	A_n	A₁	A₂	A₃	h₁	h₂	L	B	H	B₁	B₂	B₃	L₁	L₂	L₃
ZQ-350+100	≈365	100	150	200	210	200	≈758	320	400	250	285	-	470	158	≈137
ZQ-400+100	400	100	150	250	250	250	≈852	340	490	265	300	234	490	160	≈155
ZQ-500+150	≈522	150	200	300	295	300	≈1060	390	590	320	350	270	620	206	≈196
ZQ-600+150	650	150	250	400	320	320	≈1355	506	707	380	430	342	830	238	≈240
ZQ-850+250	850	250	350	500	400	400	≈1690	580	875	480	525	403	1100	327	≈290
ZQ-1000+250	≈1030	250	400	600	395	400	≈2000	660	975	530	605	507	1350	334	≈312
Size	K₁	K₂	B₄	B₅	H₁	H₂		Assembling Size							Weight
Size							h	C₁	C₂	C₃	Hole Space		Hole Dia. (d)	No. of Holes (n)
Type								C₁	C₂	C₃	Ｓ₁	Ｓ₂	Hole Dia. (d)	No. of Holes (n)
ZQ-350+100	-	-	290	150	-	23^★	25	≈95	≈55	80	350	250	17	4	195
ZQ-400+100	135	-	310	170	-	23^★	25	110	≈55	80	370	270	17	4	262
ZQ-500+150	165	-	350	210	-	28^★	25	≈152	≈102	110	240	310	17	6	490
ZQ-600+150	240	800	470	317	95	65	35	160	85	155	215	410	25	8	770
ZQ-850+250	295	≈1360	580	418	120	90	35	155	75	205	300	520	32	8	1485
ZQ-1000+250	420	≈1662	660	480	200	170	40	≈231	≈131	250	350	590	32	8	2189

Transmission Ratio

Code Name of Transmission Ratio

Ⅰ

Ⅱ

Ⅲ

Ⅳ

Ⅴ

Ⅵ

Ⅶ

Ⅷ

Ⅸ

Ⅹ

Ⅺ

Ⅻ

Transmission Ratio

317.28

291.19

265.71

243.86

223.8

191.2

163.4

141.7

121.1

92.21

81.7

65.54

Nominal Transmission Ratio

315

300

280

250

224

200

160

140

125

90

80

65

Axle End Size

Please Click to Enlarge

Size	Driving Axle							Cylinder Passive Axle Z Type						Gear Passive Axle CA Type
Type	d₁	l₁	l₂	B₁	d_2min	b₁	t₁	d₃	l₃	l₄	B₂	b₂	t₂	m	Z	D	D₁	D₂	D₃	B₃	B₄	B₅	E	l₅	l₆
ZQ-350+100	35	60	170	250	60	10	19.5	75 Double-End 85 Single-End	105 115	170 170	275 285	20 24	79.5 90
ZQ-400+100	35	60	185	265	60	10	19.5	80 Double-End 90 Single-End	115 125	185 175	300 300	24 24	85 95	3	56	168	90	40	140	234	208	25	35	45	60
ZQ-500+150	45	85	210	320	75	14	24.5	95	145	205	350	28	101	4	56	224	120	40	170	270	239	35	25	50	75
ZQ-650+150	45	85	270	380	75	14	24.5	110	165	265	430	32	117	6	56	336	170	45	260	342	310	40	32	68	95
ZQ-850+250	60	110	340	480	110	18	32.5	140	200	325	525	36	148	8	54	432	200	105	260	403	363	50	22	78	100
ZQ-1000+250	70	110	390	530	120	20	38	160	240	365	605	40	169	10	48	480	200	90	320	507	442	60	45	98	124

Max. Allowing Input Power (kW)

Trans-mission Ratio		Working Type	ZQ-350+100		ZQ-400+100		ZQ-500+150		ZQ-650+150		ZQ-850+250		ZQ-1000+250
			Rotating Speed （r/min)
			1000	750	1000	750	1000	750	1000	750	1000	750	1000	750
Ⅰ	317.28	light duty moderate duty	-	-	1.56 1.05	1.35 0.95	4.75 3.20	4.10 2.75	6.1 4.0	5.5 3.8	17.7 11.8	15.3 10.2	26.5 18.0	26.0 17.1
Ⅱ	291.19	light duty moderate duty	-	-	1.76 1.12	1.52 1.02	5.05 3.35	4.50 3.00	6.8 4.5	6.1 4.0	19.3 12.9	16.9 11.3	28.0 18.6	28.6 18.2
Ⅲ	265.71	light duty moderate duty	-	-	1.92 1.28	1.72 1.15	5.05 3.35	4.50 3.00	7.6 4.0	6.7 4.6	21.2 14.0	17.8 11.9	30.0 20.0	30.0 19.3
Ⅳ	243.86	light duty moderate duty	1.80 1.20	1.82 1.22	1.92 1.28	1.72 1.15	5.50 3.70	4.86 3.25	8.2 6.4	7.25 5.0	24.8 16.5	21.2 14.0	31.5 21.0	31.0 20.4
Ⅴ	22380	light duty moderate duty	1.95 1.30	1.82 1.22	2.05 1.38	1.80 1.26	6.00 4.00	5.10 3.40	8.8 5.9	8.0 5.5	27.0 18.1	24.0 16.0	33.8 22.5	33.8 22.4
Ⅵ	191.22	light duty moderate duty	2.30 1.55	1.95 1.30	2.35 1.60	1.86 1.25	6.90 4.60	5.40 3.60	9.8 6.6	9.1 6.3	31.2 20.9	29.8 19.8	34.5 23.0	34.5 23.1
Ⅶ	163.38	light duty moderate duty	2.60 1.74	2.24 1.50	2.90 2.00	2.32 1.56	8.10 5.40	6.35 4.26	10.6 7.1	9.8 6.8	35.2 23.6	33.0 22.2	35.5 23.6	34.5 23.1
Ⅷ	141.73	light duty moderate duty	3.00 2.00	2.45 1.65	3.10 2.15	2.65 1.77	9.40 6.30	7.60 5.12	14.5 9.5	12.8 8.7	36.8 24.6	34.2 22.8	39.0 26.0	38.0 25.2
Ⅸ	121.1	light duty moderate duty	3.30 2.20	2.55 1.70	3.25 2.20	2.65 1.77	11.50 7.80	9.60 6.50	16.0 10.7	14.5 10.0	44.2 29.5	40.5 27.2	45.0 29.8	44.0 28.4
Ⅹ	92.21	light duty moderate duty	4.26 2.85	3.40 2.30	4.27 2.85	3.55 2.40	15.0 10.50	12.5 8.58	16.8 11.2	15.3 10.6	48.0 32.0	44.0 29.5	49.5 33.0	48.6 31.5
Ⅺ	81.7	light duty moderate duty	4.87 3.25	4.20 2.80	4.85 3.25	3.80 2.55	17.20 11.60	14.0 9.35	18.5 12.3	16.7 11.6	52.5 35.0	49.5 33.2	56.0 37.5	55.0 35.6
Ⅻ	65.54	light duty moderate duty	5.60 3.75	4.85 3.25	5.50 3.75	4.40 2.98	20.0 13.5	15.5 10.5	23.6 15.5	21.0 14.5	-	-	70.0 46.6	68.5 44.2

Cylindrical Gear Reducers >> Large Trans- Ratio Reducers