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Wirewound Power Rheostats

Pn	A	B	C	D	E	F	G	H	Weight
WATT	mm								g
25	42.5	32	9.5	12.5	6.35	9.52	14.3	13	90
50	59	36.5	9.5	12.5	6.35	9.52	14.3	13	170
75	68	43	9.5	12.5	6.35	9.52	14.3	13	300
150	101	48	9.5	12.5	6.35	9.52	14.3	13	600
300	156	65	30	38	9.52	6.35	5	94	400
500	198	65	38	38	9.35	6.35	5	114	2000

OHM	25 W		50 W		75 W		150 W		300 W		500 W
OHM	ART.	Ampere	ART.	Ampere	ART.	Ampere	ART.	Ampere	ART.	Ampere	ART.	Ampere
1	291	5	571	7.1	321	8.5	351	11.8	441	19	471	22.4
2	292	3.55	572	5	322	6	352	8.5	442	13.2	472	16
3.55	293	2.65	573	3.75	323	4.5	353	6.3	443	10	473	11.3
5	294	2.24	574	3.15	324	3.75	354	5.3	444	9.5	474	10
7.1	295	1.9	575	2.65	325	3.15	355	4.5	445	7.1	475	8.5
10	296	1.6	576	2.24	326	2.65	356	3.75	446	6	476	7.1
14	297	1.32	577	1.3	327	2.24	357	3.15	447	5	477	6
20	298	1.12	578	1.6	328	1.9	358	2.65	448	4.25	478	5
25	299	1	579	1.4	329	1.7	359	2.36	449	3.75	479	4.5
35.5	300	350 m	580	1.18	330	1.4	360	2	450	3.15	480	3.75
50	301	710 m	581	1	331	1.18	361	1.7	451	2.65	481	3.15
71	302	600 m	582	850 m	332	1	362	1.4	452	2.24	482	2.55
100	303	500 m	583	710 m	333	850 m	363	1.18	453	1.3	483	2.24
140	304	425 m	584	600 m	334	710 m	364	1	454	1.6	484	1.9
200	305	355 m	585	500 m	335	600 m	365	850 m	455	1.32	485	1.6
250	306	315 m	586	450 m	336	530 m	366	710 m	456	1.18	486	1.4
355	307	265 m	587	375 m	337	450 m	367	630 m	457	1	487	1.18
500	308	224 m	588	315 m	338	375 m	368	530 m	458	850 m	488	1
710	309	190 m	589	265 m	339	315 m	369	450 m	459	710 m	489	850 m
1 k	310	160 m	590	224 m	340	265 m	370	375 m	460	600 m	490	710 m
1.4 k	311	132 m	591	190 m	341	224 m	371	315 m	461	500 m	491	600 m
2 k	312	112 m	592	160 m	342	190 m	372	265 m	462	425 m	492	500 m
2.5 k	313	100 m	593	140 m	343	170 m	373	236 m	463	375 m	493	450 m
3.55 k	314	85 m	594	118 m	344	140 m	374	200 m
5 k	315	71 m	595	100 m	345	118 m	375	170 m
7.1 k			596	95 m	346	100 m	376	140 m
10 k			597	71 m	347	95 m	377	118 m

	Tandem Power Rheostats
	Scram rheostats can be supplied mounted two, three or more in tandem for simultaneous control of several circuits or phases of a circuit operating from the same shaft.

WATT	A	B	C	D	E	F
WATT	mm
2x25	81	47	8	16	38	30
3x25	126	47	8	16	38	30
2x50	90.5	69	10	32	22.5	12.5
3x50	141	69	10	35	22.5	12.5

WATT	A	B	C	D	E	F	G
WATT	mm
2x75	117	90	60	6.35	38	17.2	w3/16"
3x75	179	90	60	6.35	38	17.2	w3/16"
2x150	125	135	94	6.35	38	17.2	w3/16"
3x150	186	135	94	6.35	38	17.2	w3/16"
2x300	146	212	166	9.52	38	16	w3/16"
2x500	146	252	207	9.52	38	16	w3/16"

WATT	A	B	C	D	E	F	G
WATT	mm
3x300	226	212	197	9.52	38	92.5	180
4x300	305	212	197	9.52	38	172	180
5x300	384	212	197	9.52	38	251	180
6x300	463	212	197	9.52	38	330	180

WATT	A	B	C	D	E	F	G
WATT	mm
3x500	226	252	236	9.52	38	92.5	180
4x500	305	252	236	9.52	38	172	180
5x500	384	252	236	9.52	38	251	180
6x500	463	252	236	9.52	38	330	180

Laboratory Type Rheostat Completely Enclosed

A ventilated enclosure should be used when a rheostat is to be mounted where there is a possibility of mechanical injury or human contact with electrically live parts. Metal boxes also provide a convenient of table top mounting and are a necessity for portable applications. Laboratory types are equipped with dial, pointer type knob, rubber feet and 3 multi-purpose binding post with jack-type heads for receiving banana plugs.

Cage Type	Dimensions (mm)		Rheostats WATT
Cage Type	A	B	Rheostats WATT
KN	150	75	25-50-75-150
KS	250	130	300-500

Laboratory Type Rheostat

Semi - Encloused

WATT	A	B	C
WATT	mm
25	100	100	100
50	100	100	100
75	130	130	120
150	165	150	150
300	200	200	200
500	240	240	260

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	SCRAM SRL - 9 de julio 55 (2000) Rosario - Argentina

	Tel: (54-341) 440-1253/4 - Fax: (54-341) 424-2302

	ventas@scram.com.ar