Kawamoto Pump Mfg. Co., Ltd.

Cascade

CR/C

From left
1st: CR type
2nd: C3-N type

Selection chartNOTEActual performance may slightly differ from the values in table and chart. Values in table show standard characteristics.

50Hz

Unit conversion calculator

NOTE
This is the only calculator for unit conversion. Graph will be not affected by this conversion.

Capacity: Q

U.S.GPM → m³/min
m³/min → U.S.GPM
→

Total head: H

feet → m
m → feet
→

Total head(m)

Capacity(L/min)

Do not use cascade pump with the duty point out of the specified range. Could result burn damage in the motor. Use this pump at the capacity right side by broken line.

Specificiation tableNOTEActual performance may slightly differ from the values in table and chart. Values in table show standard characteristics.

50Hz

Convert to [U.S.GPM, ft.]

Bore	Ref.	Model	Motor	Power source	Q	H	Q	H	CAD Download
mm	―	―	kW	V	L/min	m	L/min	m	―
20	1	CR135S	0.13	Single phase 100V	4	20	21	12	DL
20	2	CR155S	0.15	Single phase 100V	4	21	24	12	DL
25	3	CR205S	0.2	Single phase 100V	15	22	31	12	DL
25	4	CR255S	0.25	Single phase 100V	17	24	37	12	DL
32	5	C3-405SHN	0.4	Single phase 100V	18	30	50	12	DL
32	6	C3-405THN	0.4	Three phase 200V	18	30	50	12	DL
32	7	C3-755HN	0.75	Three phase 200V	28	30	85	12	DL

Bore	Ref.	Model	Motor	Power source	Q	H	Q	H	CAD Download
mm	―	―	kW	V	U.S.GPM	ft.	U.S.GPM	ft.	―
20	1	CR135S	0.13	Single phase 100V	1	65	5	39	DL
20	2	CR155S	0.15	Single phase 100V	1	68	6	39	DL
25	3	CR205S	0.2	Single phase 100V	3	72	8	39	DL
25	4	CR255S	0.25	Single phase 100V	4	78	9	39	DL
32	5	C3-405SHN	0.4	Single phase 100V	4	98	13	39	DL
32	6	C3-405THN	0.4	Three phase 200V	4	98	13	39	DL
32	7	C3-755HN	0.75	Three phase 200V	7	98	22	39	DL