 
    

消防成套稳压设备
| 
					设备的扬程m
				 | 
					20
				 | 
					26
				 | 
					32
				 | 
					40
				 | 
					50
				 | 
					60
				 | 
					70
				 | 
					80
				 | 
					100
				 | 
					120
				 | 
| 
					供水高度m
				 | 
					10
				 | 
					14
				 | 
					18
				 | 
					25
				 | 
					32
				 | 
					38
				 | 
					46
				 | 
					55
				 | 
					72
				 | 
					88
				 | 
| 
					设备的流量m3/h
				 | 
					6
				 | 
					12
				 | 
					18
				 | 
					25
				 | 
					36
				 | 
					50
				 | 
| 
					供水户数
				 | 
					20~30
				 | 
					40~60
				 | 
					60~100
				 | 
					100~150
				 | 
					150~200
				 | 
					200~300
				 | 
| 
					设备的流量m3/h
				 | 
					75
				 | 
					100
				 | 
					150
				 | 
					200
				 | 
					250
				 | 
| 
					供水户数
				 | 
					400~500
				 | 
					600~1000
				 | 
					1000~1500
				 | 
					1500~2000
				 | 
					2000~3000
				 | 
| 
					适用建筑
				 | 
					消火栓 流量 (L/S) | 
					水枪 数量 (只) | 
					充实水柱 (m) | 
					推荐选用消防设备型号
				 | |
| 
					建筑物名称
				 | 
					高度 层数,体积,座位数 | 
					立式泵组
				 | |||
| 
					普通住宅
				 | 
					24≤H<36
				 | 
					10
				 | 
					2
				 | 
					10
				 | 
					QSYX10-0.56-65DL-2
				 | 
| 
					36≤H<50
				 | 
					10
				 | 
					2
				 | 
					10
				 | 
					QSYX10-0.7-65DL-2
				 | |
| 
					50≤H<72
				 | 
					20
				 | 
					4
				 | 
					10
				 | 
					QSYX20-1.0-100DL-2
				 | |
| 
					80≤H<100
				 | 
					20
				 | 
					4
				 | 
					13
				 | 
					QSYX20-1.2-100DL-2
				 | |
| 
					100≤H<120
				 | 
					20
				 | 
					4
				 | 
					13
				 | 
					QSYX20-1.4-100DL-2
				 | |
| 
					高级住宅、医院、电信楼、科研楼、高住宅区楼、图书馆、档案馆、邮政楼、金融楼、综合楼、展览楼
				 | 
					24≤H<36
				 | 
					20
				 | 
					4
				 | 
					10
				 | 
					QSYX20-0.6-100DL-2
				 | 
| 
					36≤H<50
				 | 
					20
				 | 
					4
				 | 
					10
				 | 
					QSYX20-0.8-100DL-2
				 | |
| 
					50≤H<80
				 | 
					30
				 | 
					6
				 | 
					13
				 | 
					QSYX30-1.0-100DL-2
				 | |
| 
					80≤H<100
				 | 
					30
				 | 
					6
				 | 
					13
				 | 
					QSYX30-1.2-100DL-2
				 | |
| 
					100≤H<120
				 | 
					30
				 | 
					6
				 | 
					13
				 | 
					QSYX30-1.4-100DL-2
				 | |
| 
					高级宾馆 、百货楼、图书馆、科研楼、重要办公楼、档安馆、邮政楼、广播楼、财贸金融楼、综合楼、电信楼
				 | 
					24≤H<36
				 | 
					30
				 | 
					6
				 | 
					10
				 | 
					QSYX30-0.6-100DL-2
				 | 
| 
					36≤H<50
				 | 
					30
				 | 
					6
				 | 
					10
				 | 
					QSYX30-0.8-100DL-2
				 | |
| 
					50≤H<80
				 | 
					40
				 | 
					8
				 | 
					13
				 | 
					QSYX40-1.0-150DL-2
				 | |
| 
					80≤H<100
				 | 
					40
				 | 
					8
				 | 
					13
				 | 
					QSYX40-1.2-150DL-2
				 | |
| 
					100≤H<120
				 | 
					40
				 | 
					8
				 | 
					13
				 | 
					QSYX40-1.4-150DL-2
				 | |
| 
					高层厂房、试验楼
				 | 
					24≤H<36
				 | 
					25
				 | 
					5
				 | 
					10
				 | 
					QSYX25-0.6-100DL-2
				 | 
| 
					36H50
				 | 
					25
				 | 
					5
				 | 
					10
				 | 
					QSYX25-0.8-100DL-2
				 | |
| 
					50H<80
				 | 
					30
				 | 
					6
				 | 
					13
				 | 
					QSYX30-1.0-100DL-2
				 | |
| 
					80≤H<100
				 | 
					30
				 | 
					5
				 | 
					10
				 | 
					QSYX30-1.2-100DL-2
				 | |
| 
					高度50m教学楼普通旅馆办公楼、科研楼、档案馆
				 | 
					24≤H<36
				 | 
					20
				 | 
					4
				 | 
					10
				 | 
					QSYX20-0.6-100DL-2
				 | 
| 
					36≤H<50
				 | 
					20
				 | 
					4
				 | 
					10
				 | 
					QSYX20-0.8-100DL-2
				 | |
| 
					库房
				 | 
					24≤H<36
				 | 
					30
				 | 
					6
				 | 
					13
				 | 
					QSYX30-0.6-100DL-2
				 | 
| 
					36≤H<50
				 | 
					30
				 | 
					6
				 | 
					13
				 | 
					QSYX30-0.8-100DL-2
				 | |
| 
					50≤H<80
				 | 
					30
				 | 
					6
				 | 
					13
				 | 
					QSYX30-1.0-100DL-2
				 | |
| 
					80≤H<100
				 | 
					30
				 | 
					6
				 | 
					13
				 | 
					QSYX30-1.2-100DL-2
				 | |
| 
					适用建筑
				 | 
					喷水流量 (L/S) | 
					喷头作用 压力 (MPa) | 
					适用建筑高度 (m) | 
					推荐选项用供水设备型号 立式泵组 | |||
| 
					建筑物危险等级
				 | 
					设计喷水强度 (L/m·m2) | 
					作用面积 (m2) | |||||
| 
					严重危险级
				 | 
					生产性建筑
				 | 
					10
				 | 
					300
				 | 
					60
				 | 
					0.1
				 | 
					≤12
				 | 
					QSYZ60-0.24-100ISG-3
				 | 
| 
					生产性建筑
				 | 
					10
				 | 
					300
				 | 
					60
				 | 
					0.1
				 | 
					≤24
				 | 
					QSYZ60-0.4-100DL-3
				 | |
| 
					生产性建筑
				 | 
					10
				 | 
					300
				 | 
					60
				 | 
					0.1
				 | 
					≤36
				 | 
					QSYZ60-0.6-100DL-3
				 | |
| 
					生产性建筑
				 | 
					10
				 | 
					300
				 | 
					60
				 | 
					0.1
				 | 
					≤50
				 | 
					QSYZ60-0.8-100DL-3
				 | |
| 
					生产性建筑
				 | 
					10
				 | 
					300
				 | 
					60
				 | 
					0.1
				 | 
					≤72
				 | 
					QSYZ60-1.0-100DL-3
				 | |
| 
					生产性建筑
				 | 
					10
				 | 
					300
				 | 
					60
				 | 
					0.1
				 | 
					≤100
				 | 
					QSYZ60-1.2-100DL-3
				 | |
| 
					严 | 
					储存性建筑
				 | 
					15
				 | 
					300
				 | 
					90
				 | 
					0.1
				 | 
					≤12
				 | 
					QSYZ90-0.24-150ISG-3
				 | 
| 
					储存性建筑
				 | 
					15
				 | 
					300
				 | 
					90
				 | 
					0.1
				 | 
					≤24
				 | 
					QSYZ90-0.4-150DL-3
				 | |
| 
					储存性建筑
				 | 
					15
				 | 
					300
				 | 
					90
				 | 
					0.1
				 | 
					≤36
				 | 
					QSYZ90-0.6-150DL-3
				 | |
| 
					储存性建筑
				 | 
					15
				 | 
					300
				 | 
					90
				 | 
					0.1
				 | 
					≤50
				 | 
					QSYZ90-0.8-150DL-3
				 | |
| 
					储存性建筑
				 | 
					15
				 | 
					300
				 | 
					90
				 | 
					0.1
				 | 
					≤72
				 | 
					QSYZ90-1.0-150DL-3
				 | |
| 
					储存性建筑
				 | 
					15
				 | 
					300
				 | 
					90
				 | 
					0.1
				 | 
					≤100
				 | 
					QSYZ90-1.2-150DL-3
				 | |
| 
					中危险级
				 | 
					中危险级
				 | 
					6
				 | 
					300
				 | 
					40
				 | 
					0.1
				 | 
					≤12
				 | 
					QSYZ40-0.24-100ISG-3
				 | 
| 
					中危险级
				 | 
					6
				 | 
					300
				 | 
					40
				 | 
					0.1
				 | 
					≤24
				 | 
					QSYZ40-0.4-100DL-3
				 | |
| 
					中危险级
				 | 
					6
				 | 
					300
				 | 
					40
				 | 
					0.1
				 | 
					≤36
				 | 
					QSYZ40-0.6-100DL-3
				 | |
| 
					中危险级
				 | 
					6
				 | 
					300
				 | 
					40
				 | 
					0.1
				 | 
					≤50
				 | 
					QSYZ40-0.8-100DL-3
				 | |
| 
					中危险级
				 | 
					6
				 | 
					300
				 | 
					40
				 | 
					0.1
				 | 
					≤72
				 | 
					QSYZ40-1.0-100DL-3
				 | |
| 
					中危险级
				 | 
					6
				 | 
					300
				 | 
					40
				 | 
					0.1
				 | 
					≤100
				 | 
					QSYZ40-1.2-100DL-3
				 | |
| 
					轻危险级
				 | 
					轻危险级
				 | 
					3
				 | 
					300
				 | 
					15
				 | 
					0.1
				 | 
					≤12
				 | 
					QSYZ15-0.24-80ISG-3
				 | 
| 
					轻危险级
				 | 
					3
				 | 
					300
				 | 
					15
				 | 
					0.1
				 | 
					≤24
				 | 
					QSYZ15-0.4-50DL-3
				 | |
| 
					轻危险级
				 | 
					3
				 | 
					300
				 | 
					15
				 | 
					0.1
				 | 
					≤36
				 | 
					QSYZ15-0.6-80DL-3
				 | |
| 
					轻危险级
				 | 
					3
				 | 
					300
				 | 
					15
				 | 
					0.1
				 | 
					≤50
				 | 
					QSYZ15-0.8-80DL-3
				 | |
| 
					轻危险级
				 | 
					3
				 | 
					300
				 | 
					15
				 | 
					0.1
				 | 
					≤72
				 | 
					QSYZ15-1.0-80DL-3
				 | |
| 
					轻危险级
				 | 
					3
				 | 
					300
				 | 
					15
				 | 
					0.1
				 | 
					≤100
				 | 
					QSYZ15-1.2-80DL-3
				 | |
| 
					号 (QHYB) | 
					给水设备
				 | 
					主泵
				 | 
					增压稳压设备
				 | 
					适用场所
				 | 
					挖制柜
				 | ||||||||||||||
| 
					设 备 流 量 m3/h | 
					设 备 扬 程 m | 
					型号
				 | 
					功 率 KW | 
					流 量 m3/h | 
					扬 程 m | 
					数量
				 | 
					型 号
				 | 
					功 率 KW | 
					流 量 m3/h | 
					扬程 m | 
					数 量 | 
					气 压 罐 mm | 
					供 水 户 数 | 
					供 水 高 度 m | |||||
| 
					12.5-24-50DL-2
				 | 
					12.5
				 | 
					24
				 | 
					DL50×2
				 | 
					3
				 | 
					12.5
				 | 
					24
				 | 
					2
				 | 
					LG25×3
				 | 
					1.1
				 | 
					3
				 | 
					30
				 | 
					2
				 | 
					600
				 | 
					50
				 | 
					12
				 | 
					SYK-3-1.1
				 | |||
| 
					12.5-36-50DL-2
				 | 
					12.5
				 | 
					36
				 | 
					DL50×3
				 | 
					3
				 | 
					12.5
				 | 
					36
				 | 
					2
				 | 
					LG25×3
				 | 
					1.1
				 | 
					3
				 | 
					30
				 | 
					2
				 | 
					600
				 | 
					50
				 | 
					20
				 | 
					SYK-3-1.1
				 | |||
| 
					12.5-60-50DL-2
				 | 
					12.5
				 | 
					60
				 | 
					DL50×5
				 | 
					5.5
				 | 
					12.5
				 | 
					60
				 | 
					2
				 | 
					LG25×3
				 | 
					1.1
				 | 
					3
				 | 
					30
				 | 
					2
				 | 
					600
				 | 
					50
				 | 
					38
				 | 
					SYK-5.5-1.1
				 | |||
| 
					12.5-80-50DL-2
				 | 
					12.5
				 | 
					80
				 | 
					DL50×6
				 | 
					7.5
				 | 
					12.5
				 | 
					80
				 | 
					2
				 | 
					LG25×3
				 | 
					1.1
				 | 
					3
				 | 
					30
				 | 
					2
				 | 
					600
				 | 
					50
				 | 
					55
				 | 
					SYK-5.5-1.1
				 | |||
| 
					25-24-50DL-3
				 | 
					25
				 | 
					24
				 | 
					DL50×2
				 | 
					3
				 | 
					12.5
				 | 
					24
				 | 
					3
				 | 
					LG25×3
				 | 
					1.1
				 | 
					3
				 | 
					30
				 | 
					2
				 | 
					600
				 | 
					100
				 | 
					12
				 | 
					SYK-3-1.1
				 | |||
| 
					25-36-50DL-3
				 | 
					25
				 | 
					36
				 | 
					DL50×3
				 | 
					3
				 | 
					12.5
				 | 
					36
				 | 
					3
				 | 
					LG25×3
				 | 
					1.1
				 | 
					3
				 | 
					30
				 | 
					2
				 | 
					600
				 | 
					100
				 | 
					20
				 | 
					SYK-3-1.1
				 | |||
| 
					25-60-50DL-3
				 | 
					25
				 | 
					60
				 | 
					DL50×5
				 | 
					5.5
				 | 
					12.5
				 | 
					60
				 | 
					3
				 | 
					LG25×3
				 | 
					1.1
				 | 
					3
				 | 
					30
				 | 
					2
				 | 
					600
				 | 
					100
				 | 
					38
				 | 
					SYK-3-1.1
				 | |||
| 
					25-80-50DL-3
				 | 
					25
				 | 
					80
				 | 
					DL50×6
				 | 
					7.5
				 | 
					12.5
				 | 
					80
				 | 
					3
				 | 
					LG25×3
				 | 
					1.1
				 | 
					3
				 | 
					30
				 | 
					2
				 | 
					600
				 | 
					100
				 | 
					55
				 | 
					SYK-3-1.1
				 | |||
| 
					50-40-80DL-2
				 | 
					50
				 | 
					40
				 | 
					DL80×2
				 | 
					11
				 | 
					50
				 | 
					40
				 | 
					2
				 | 
					LG32×3
				 | 
					2.2
				 | 
					6.5
				 | 
					45
				 | 
					2
				 | 
					800
				 | 
					200
				 | 
					25
				 | 
					SYK-3-1.1
				 | |||
| 
					50-60-80DL-2
				 | 
					50
				 | 
					60
				 | 
					DL80×3
				 | 
					15
				 | 
					50
				 | 
					60
				 | 
					2
				 | 
					LG32×3
				 | 
					2.2
				 | 
					6.5
				 | 
					45
				 | 
					2
				 | 
					800
				 | 
					200
				 | 
					38
				 | 
					SYK-3-1.1
				 | |||
| 
					50-80-80DL-2
				 | 
					50
				 | 
					80
				 | 
					DL80×4
				 | 
					22
				 | 
					50
				 | 
					80
				 | 
					2
				 | 
					LG32×3
				 | 
					2.2
				 | 
					6.5
				 | 
					45
				 | 
					2
				 | 
					800
				 | 
					200
				 | 
					55
				 | 
					SYK-3-1.1
				 | |||
| 
					50-100-80DL-2
				 | 
					50
				 | 
					100
				 | 
					DL80×5
				 | 
					30
				 | 
					50
				 | 
					100
				 | 
					2
				 | 
					LG32×3
				 | 
					2.2
				 | 
					6.5
				 | 
					45
				 | 
					2
				 | 
					800
				 | 
					200
				 | 
					72
				 | 
					SYK-3-1.1
				 | |||
| 
					100-40-80DL-3
				 | 
					100
				 | 
					40
				 | 
					DL80×2
				 | 
					11
				 | 
					50
				 | 
					40
				 | 
					3
				 | 
					LG40×3
				 | 
					3
				 | 
					12
				 | 
					45
				 | 
					2
				 | 
					1000
				 | 
					600
				 | 
					25
				 | 
					SYK-3-1.1
				 | |||
| 
					100-60-80DL-3
				 | 
					100
				 | 
					60
				 | 
					DL80×3
				 | 
					15
				 | 
					50
				 | 
					60
				 | 
					3
				 | 
					LG40×3
				 | 
					3
				 | 
					12
				 | 
					45
				 | 
					2
				 | 
					1000
				 | 
					600
				 | 
					38
				 | 
					SYK-3-1.1
				 | |||
| 
					100-80-80DL-3
				 | 
					100
				 | 
					80
				 | 
					DL80×4
				 | 
					22
				 | 
					50
				 | 
					80
				 | 
					3
				 | 
					LG40×3
				 | 
					3
				 | 
					12
				 | 
					45
				 | 
					2
				 | 
					1000
				 | 
					600
				 | 
					55
				 | 
					SYK-3-1.1
				 | |||
| 
					100-100-80DL-3
				 | 
					100
				 | 
					100
				 | 
					150-60-80DL-4
				 | 
					150
				 | 
					60
				 | 
					DL80×3
				 | 
					15
				 | 
					50
				 | 
					60
				 | 
					4
				 | 
					LG50×2
				 | 
					5.5
				 | 
					24
				 | 
					40
				 | 
					2
				 | 
					1200
				 | 
					1000
				 | 
					38
				 | 
					SYK-3-1.1
				 | 
| 
					150-80-80DL-4
				 | 
					150
				 | 
					80
				 | 
					DL80×4
				 | 
					22
				 | 
					50
				 | 
					80
				 | 
					4
				 | 
					LG50×2
				 | 
					5.5
				 | 
					24
				 | 
					40
				 | 
					2
				 | 
					1200
				 | 
					1000
				 | 
					55
				 | 
					SYK-3-1.1
				 | |||
| 
					150-100-80DL-4
				 | 
					150
				 | 
					100
				 | 
					DL80×5
				 | 
					30
				 | 
					50
				 | 
					100
				 | 
					4
				 | 
					LG50×2
				 | 
					5.5
				 | 
					24
				 | 
					40
				 | 
					2
				 | 
					1200
				 | 
					1000
				 | 
					72
				 | 
					SYK-3-1.1
				 | |||
| 
					200-40-100DL-3
				 | 
					200
				 | 
					40
				 | 
					DL100×2
				 | 
					18.5
				 | 
					100
				 | 
					40
				 | 
					4
				 | 
					LG50×2
				 | 
					5.5
				 | 
					24
				 | 
					40
				 | 
					2
				 | 
					1200
				 | 
					1500
				 | 
					25
				 | 
					SYK-3-1.1
				 | |||
| 
					200-60-100DL-3
				 | 
					200
				 | 
					60
				 | 
					DL100×3
				 | 
					30
				 | 
					100
				 | 
					60
				 | 
					4
				 | 
					LG50×2
				 | 
					5.5
				 | 
					24
				 | 
					40
				 | 
					2
				 | 
					1200
				 | 
					1500
				 | 
					38
				 | 
					SYK-3-1.1
				 | |||
| 
					200-80-100DL-3
				 | 
					200
				 | 
					80
				 | 
					DL100×4
				 | 
					37
				 | 
					100
				 | 
					80
				 | 
					4
				 | 
					LG50×2
				 | 
					5.5
				 | 
					24
				 | 
					40
				 | 
					2
				 | 
					1200
				 | 
					1500
				 | 
					55
				 | 
					SYK-3-1.1
				 | |||
| 
					200-100-100DL-3
				 | 
					200
				 | 
					100
				 | 
					DL100×5
				 | 
					45
				 | 
					100
				 | 
					100
				 | 
					4
				 | 
					LG50×2
				 | 
					5.5
				 | 
					24
				 | 
					40
				 | 
					2
				 | 
					1200
				 | 
					1500
				 | 
					72
				 | 
					SYK-3-1.1
				 | |||
| 
					300-40-150DL-3
				 | 
					300
				 | 
					40
				 | 
					DL150×2
				 | 
					30
				 | 
					150
				 | 
					40
				 | 
					4
				 | 
					LG50×2
				 | 
					5.5
				 | 
					24
				 | 
					40
				 | 
					2
				 | 
					1400
				 | 
					2000
				 | 
					25
				 | 
					SYK-3-1.1
				 | |||
| 
					300-60-150DL-3
				 | 
					300
				 | 
					60
				 | 
					DL150×3
				 | 
					37
				 | 
					150
				 | 
					60
				 | 
					4
				 | 
					LG50×2
				 | 
					5.5
				 | 
					24
				 | 
					40
				 | 
					2
				 | 
					1400
				 | 
					2000
				 | 
					38
				 | 
					SYK-3-1.1
				 | |||
| 
					300-80-150DL-3
				 | 
					300
				 | 
					80
				 | 
					DL150×4
				 | 
					45
				 | 
					150
				 | 
					80
				 | 
					4
				 | 
					LG50×2
				 | 
					5.5
				 | 
					24
				 | 
					40
				 | 
					2
				 | 
					1400
				 | 
					2000
				 | 
					55
				 | 
					SYK-3-1.1
				 | |||
| 300-100-150DL-3 | 
					300
				 | 
					100
				 | 
					DL150×5
				 | 
					55
				 | 
					150
				 | 
					100
				 | 
					4
				 | 
					LG50×2
				 | 
					5.5
				 | 
					24
				 | 
					40
				 | 
					2
				 | 
					1400
				 | 
					2000
				 | 
					72
				 | 
					SYK-3-1.1
				 | |||
| 
					型号
				 | 
					L
				 | 
					L1
				 | 
					L2
				 | 
					L3
				 | 
					n-φd
				 | 
					H1
				 | 
					H3
				 | ||||
| 
					二台泵
				 | 
					三台泵
				 | 
					四台泵
				 | 
					二台泵
				 | 
					三台泵
				 | 
					四台泵
				 | ||||||
| 
					40DL
				 | 
					900
				 | 
					1450
				 | 
					2000
				 | 
					800
				 | 
					1350
				 | 
					1900
				 | 
					175
				 | 
					550
				 | 
					4-φ19
				 | 
					具体尺寸参考DL型立式多级泵说明书
				 | 
					具体尺寸按DL型立式多级泵出口高度而定
				 | 
| 
					50DL
				 | 
					920
				 | 
					1480
				 | 
					2040
				 | 
					820
				 | 
					1380
				 | 
					1940
				 | 
					180
				 | 
					560
				 | 
					4-φ19
				 | ||
| 
					65DL
				 | 
					1060
				 | 
					1690
				 | 
					2320
				 | 
					960
				 | 
					1590
				 | 
					2220
				 | 
					215
				 | 
					630
				 | 
					4-φ19
				 | ||
| 
					80DL
				 | 
					100
				 | 
					1750
				 | 
					2400
				 | 
					1000
				 | 
					1650
				 | 
					2300
				 | 
					225
				 | 
					650
				 | 
					4-φ19
				 | ||
| 
					100DL
				 | 
					1140
				 | 
					1810
				 | 
					2480
				 | 
					1040
				 | 
					1710
				 | 
					2380
				 | 
					235
				 | 
					670
				 | 
					4-φ19
				 | ||
| 
					125DL
				 | 
					1140
				 | 
					1810
				 | 
					2480
				 | 
					1040
				 | 
					1710
				 | 
					2380
				 | 
					235
				 | 
					670
				 | 
					4-φ19
				 | ||
| 
					150DL(150-20)
				 | 
					1140
				 | 
					1810
				 | 
					2480
				 | 
					1040
				 | 
					1710
				 | 
					2380
				 | 
					235
				 | 
					670
				 | 
					4-φ19
				 | ||
| 
					150DL(160-25)
				 | 
					1400
				 | 
					2200
				 | 
					3000
				 | 
					1300
				 | 
					2100
				 | 
					2900
				 | 
					300
				 | 
					800
				 | 
					4-φ19
				 | ||
| 
					200DL
				 | 
					1450
				 | 
					2300
				 | 
					3150
				 | 
					1350
				 | 
					2200
				 | 
					3050
				 | 
					300
				 | 
					850
				 | 
					4-φ19
				 | ||
| 
 | 
 |