Enactus -HR Burgmann HR Replacement
FeaturesEquivalent to Burgmann HR mechanical sealsSingle sealBalancedIndependent of direction of rotationMultiple springs stationarySeat rotatingSeat arranged directly behind the impellerSpring protection sleeveVariant with cylindrical spring and acc. EN12756 (SS-HRZ1) availableVariant as cartridge with/without guide sleeve for application with/without quench (HR2,HR3)Dual seal as cartridge unit (HRKS-D) availableOperating rangeShaft diameter: dN = 36 ... 270 mm (1.4" ... 10.63")Pressure: p1* = 16 bar (230 PSI)Temperature: t = -20 °C ... +160 °C (-4 °F ... +320 °F)Sliding velocity: vg = 10 m/s (33 ft/s)*For operation under vacuum it is necessary to arrange for quenching on the atmosphere side.MaterialsSeal face: Silicon carbide (Q1, Q2)Seat: Silicon carbide (Q1, Q2)NotesDirection of installation:From the impeller side: HR10From the bearing side: HR11SS-HRZ1Single seal with cylindrical spring and type G76 seat. For installation in covers with installation dimensions according to EN 12756 B or U. Installation length l11 corresponds to max. l1k.Intermediate sizes on request.
Enactus-HR Dimensions(mm)
d1
d1h
dN
d2
d3
d4
d5
d6
d7
d8
d9
d10
d11+0.2min
l
l1
l2
l3
l4
l5
l6
l7
l9
k2
t
t1
20
28
36
47.1
65
70
46
56.0
63.0
4
40
38
75
75
53
20
19.5
17
10.5
6
9
8.0
51.0
4.5
3
25
33
41
52.1
70
75
51
62.0
70.0
4
45
43
80
75
53
20
19.5
17
10.5
6
9
9.5
56.5
4.5
3
28
38
46
57.1
75
80
56
67.0
75.0
4
50
48
85
75
53
20
19.5
17
10.5
6
9
9.5
61.5
4.5
3
33
43
51
62.1
80
85
61
72.0
80.0
4
55
53
90
75
53
20
19.5
17
10.5
6
9
10.5
66.5
4.5
3
38
48
56
67.1
85
90
66
77.0
85.0
4
60
58
95
75
53
20
19.5
17
10.5
6
9
10.5
71.5
4.5
3
43
53
61
72.1
90
95
69
81.0
90.0
4
65
63
100
75
53
20
19.5
17
10.5
7
9
11.0
75.0
4.5
3
48
58
66
77.1
95
100
76
88.0
97.0
4
70
68
105
75
53
20
19.5
17
10.5
7
9
11.5
82.0
4.5
3
53
63
71
82.1
101
105
81
95.0
105.0
4
75
73
110
75
53
20
19.5
17
10.5
7
9
11.5
88.0
4.5
3
55
65
75
87.1
106
110
86
100.0
110.0
4
79
78
115
75
53
20
19.5
17
10.5
7
9
11.5
93.0
4.5
3
60
70
80
92.1
111
115
91
105.0
115.0
4
84
83
120
75
53
20
19.5
17
10.5
7
9
13.0
98.0
4.5
3
65
75
85
97.1
116
120
96
110.0
120.0
4
89
88
125
75
53
20
19.5
17
10.5
7
9
13.0
103.0
4.5
3
70
80
90
102.1
121
125
101
115.0
125.0
4
94
93
130
75
53
20
19.5
17
10.5
7
9
13.0
108.0
4.5
3
75
85
95
107.1
126
130
107
122.2
134.3
5
99
98
135
75
53
20
19.5
17
10.5
10
12
20.0
114.5
7
3
80
90
100
112.1
131
135
107
122.2
134.3
5
104
103
140
75
53
20
19.5
17
10.5
10
12
20.0
114.5
7.0
3
90
100
110
126.1
147
155
117
136.2
148.3
5
116
117
163
98
73
30
22.0
19
16.0
10
12
20.0
126.5
7.0
4
100
110
120
136.1
157
165
132
146.2
158.3
5
126
127
173
98
73
30
22.0
19
16.0
10
12
20.0
139.0
7
4
110
120
130
145.1
167
175
142
156.2
168.3
5
136
136
183
98
73
30
22.0
19
16.0
10
12
20.0
149.0
7.0
4
120
130
140
154.1
177
185
152
168.2
180.3
5
146
145
193
98
73
30
22.0
19
16.0
10
12
22.0
160.0
7.0
4
130
140
150
163.9
188
195
162
178.2
190.3
5
156
155
203
98
73
30
22.0
19
16.0
12
12
24.0
170.0
7
4
140
150
160
174.9
189
205
172
188.2
200.3
5
166
166
213
98
73
30
22.0
19
16.0
12
12
24.0
180.0
7.0
4
160
170
180
193.9
220
230
187
212.5
224.3
5
186
185
238
98
73
30
22.0
19
16.0
12
12
28.0
199.5
7.0
4
180
190
200
213.9
240
255
ˉ
ˉ
ˉ
ˉ
206
205
265
98
73
30
22.0
19
16.0
ˉ
ˉ
ˉ
ˉ
ˉ
4
190
200
210
231.9
255
270
ˉ
ˉ
ˉ
ˉ
218
220
280
115
83
40
28.35
24.7
19.0
ˉ
ˉ
ˉ
ˉ
ˉ
5
200
210
220
241.9
265
280
ˉ
ˉ
ˉ
ˉ
228
230
290
115
83
40
28.35
24.7
19.0
ˉ
ˉ
ˉ
ˉ
ˉ
5
210
220
230
251.9
275
290
ˉ
ˉ
ˉ
ˉ
238
240
300
115
83
40
28.4
24.7
19.0
ˉ
ˉ
ˉ
ˉ
ˉ
5
220
230
240
261.8
285
300
ˉ
ˉ
ˉ
ˉ
248
250
310
115
83
40
28.35
24.7
19.0
ˉ
ˉ
ˉ
ˉ
ˉ
5
230
240
250
271.9
295
310
ˉ
ˉ
ˉ
ˉ
258
260
320
115
83
40
28.35
24.7
19.0
ˉ
ˉ
ˉ
ˉ
ˉ
5
250
260
270
291.9
315
330
ˉ
ˉ
ˉ
ˉ
278
280
340
115
83
40
28.4
24.7
19.0
ˉ
ˉ
ˉ
ˉ
ˉ
5
Enactus -HRZ1 Dimensions(mm)
dN
d1h
d1
d11
d12
d13
d14
10
l11
l12
l13
l15
l16
35
33
20
56
42
48
3
57.7
49.2
15.0
42.7
2.0
5
43
39
27
67
54
61
4
57.7
49.2
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