AB-電機控制和負載開關 194E: 負載開關是針對本地電機隔離和隔離開關應用項目而設計的。這些開關分為 3 極型和 6 極型，帶有附加的極、接地和中性線端子以及輔助觸點。這些開關與 Bulletin 194L 控制和負載開關共用相同的操作柄。

特性:
適合用作電機端隔離開關 (UL508)
16、25、32、40、63、80、100 A 感性負載開關
IP66/UL 類型 1/3/3R/12 操作柄
IP2LX 手指保護端子
3 極和 6 極型號；用于形成 4、5、7 和 8 極單元的附加極
正面/門安裝或 DIN/基座安裝結構
提供斷開/接通和切換配置
3 極和 6 極封閉式開關
可選熱塑外殼
強制斷開動作
提供可鎖手柄（最多 3 把掛鎖）
194E-16-C3
194E-25-C3
194E-25-C4
194E-40-C3
194E-40-C4
194E-80-C3
194E-A-P11
194E-A-P22
194E-A-PD10
194E-A-PL11
194E-A100-1753
194E-A100-1753-6N
194E-A100-1756
194E-A100-NP
194E-A100-PE
194E-A100-TN
194E-A16-1753
194E-A16-1753-4G
194E-A16-1753-4N
194E-A16-PD10
194E-A16-PE
194E-A16-TN
194E-A25-1753
194E-A25-1753-6A
194E-A25-1753-6G
194E-A25-1753-6N
194E-A25-1753-R
194E-A25-1756
194E-A25-3753
194E-A25-NP
194E-A32-1753
194E-A32-1753-6G
194E-A32-1753-6N
194E-A32-1753-R
194E-A32-1756
194E-A32-1783
194E-A32-3753
194E-A32-NP
194E-A32-PE
194E-A32-TN
194E-A40-1753
194E-A40-1753-6G
194E-A40-1753-6N
194E-A40-1756
194E-A40-NP
194E-A63-1753
194E-A63-1753-6G
194E-A63-1753-6N
194E-A63-1756
194E-A63-3753
194E-A63-NP
194E-A63-PE
194E-A63-TN
194E-A80-1753
194E-A80-1753-6N
194E-A80-1756
194E-A80-3753
194E-A80-NP
194E-CA16E-P11-PE
194E-CA20
194E-CA63E-P11-PE
194E-E-P11
194E-E-P22
194E-E-PD10
194E-E-PL11
194E-E100-1753
194E-E100-1753-6N
194E-E100-1756
194E-E100-NP
194E-E100-PE
194E-E100-TN
194E-E16-1753
194E-E16-1753-4A
194E-E16-1753-4G
194E-E16-1753-4N
194E-E16-1756
194E-E16-3753
194E-E16-NP
194E-E16-PD10
194E-E16-PE
194E-E16-TN
194E-E25-1753
194E-E25-1753-6A
194E-E25-1753-6G
194E-E25-1753-6N
194E-E25-1756
194E-E25-3753
194E-E25-NP
194E-E32-1753
194E-E32-1753-6A
194E-E32-1753-6G
194E-E32-1753-6N
194E-E32-1756
194E-E32-NP
194E-E32-PE
194E-E32-TN
194E-E40-1753
194E-E40-1753-6A
194E-E40-1753-6N
194E-E40-1756
194E-E40-3753
194E-E40-NP
194E-E63-1753
194E-E63-1753-6A
194E-E63-1753-6G
194E-E63-1753-6N
194E-E63-1756
194E-E63-3753
194E-E63-NP
194E-E63-PE
194E-E63-TN
194E-E80-1753
194E-E80-1753-6N
194E-E80-3753
194E-E80-NP
194E-FA00E
194E-FA40EX-PD10-6
194E-FA63
194E-FA63EX-PD10-6
194E-FA80
194E-G3653
194E-G3663
194E-G3663M
194E-G3664
194E-G3664M
194E-G3665
194E-G3665M
194E-G3673
194E-G3687
194E-G3688
194E-G3707
194E-HE4G-175
194E-HE4N-175

194E-A100-1753 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 100A, 3 Poles
194E-A16-1753 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 16A, 3 Poles
194E-A16-1756 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 16A, 6 Poles
194E-A25-1753 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 25A, 3 Poles
194E-A25-1753-6N IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 25A, 3 Poles, Supplied with a Type N Red/Yellow Actuator
194E-A25-1756 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 25A, 6 Poles
194E-A32-1753 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 32A, 3 Poles
194E-A32-1753-6N IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 32A, 3 Poles, Supplied with a Type N Red/Yellow Actuator
194E-A32-1756 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 32A, 6 Poles
194E-A40-1753 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 40A, 3 Poles
194E-A40-1756 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 40A, 6 Poles
194E-A63-1753 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 63A, 3 Poles
194E-A63-1753-6N IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 63A, 3 Poles, Supplied with a Type N Red/Yellow Actuator
194E-A63-1756 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 63A, 6 Poles
194E-A80-1753 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 80A, 3 Poles
194E-A80-1756 IEC Load Switch, Open - Base / DIN Rail, OFF-ON 90?, 80A, 6 Poles
194E-E100-1753 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 100A, 3 Poles
194E-E100-1756 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 100A, 6 Poles
194E-E16-1753 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 16A, 3 Poles
194E-E16-1756 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 16A, 6 Poles
194E-E25-1753 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 25A, 3 Poles
194E-E25-1753-6N IEC Load Switch, Open - Front / Door, OFF-ON 90?, 25A, 3 Poles, Supplied with a Type N Red/Yellow Actuator
194E-E25-1756 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 25A, 6 Poles
194E-E32-1753 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 32A, 3 Poles
194E-E32-1753-6N IEC Load Switch, Open - Front / Door, OFF-ON 90?, 32A, 3 Poles, Supplied with a Type N Red/Yellow Actuator
194E-E32-1756 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 32A, 6 Poles
194E-E40-1753 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 40A, 3 Poles
194E-E40-1756 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 40A, 6 Poles
194E-E63-1753 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 63A, 3 Poles
194E-E63-1753-6N IEC Load Switch, Open - Front / Door, OFF-ON 90?, 63A, 3 Poles, Supplied with a Type N Red/Yellow Actuator
194E-E63-1756 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 63A, 6 Poles
194E-E80-1753 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 80A, 3 Poles
194E-E80-1756 IEC Load Switch, Open - Front / Door, OFF-ON 90?, 80A, 6 Poles
194E-FA20 IEC Load Switch, NEMA Type 3/4/12 - IP66 Painted Steel - Base / DIN Rail, 6" x 4" x 5", Handle Color:Grey / Black, 25A, 3 Poles
194E-FA20E IEC Load Switch, NEMA Type 3/4/12 - IP66 Painted Steel - Base / DIN Rail, 6" x 4" x 5", Handle Color:Red / Yellow, 25A, 3 Poles
194E-FA32 IEC Load Switch, NEMA Type 3/4/12 - IP66 Painted Steel - Base / DIN Rail, 6" x 4" x 5", Handle Color:Grey / Black, 32A, 3 Poles
194E-FA32E IEC Load Switch, NEMA Type 3/4/12 - IP66 Painted Steel - Base / DIN Rail, 6" x 4" x 5", Handle Color:Red / Yellow, 32A, 3 Poles
194E-FA40 IEC Load Switch, NEMA Type 3/4/12 - IP66 Painted Steel - Base / DIN Rail, 6" x 4" x 5", Handle Color:Grey / Black, 40A, 3 Poles
194E-FA40E IEC Load Switch, NEMA Type 3/4/12 - IP66 Painted Steel - Base / DIN Rail, 6" x 4" x 5", Handle Color:Red / Yellow, 40A, 3 Poles
194E-KA20 IEC Load Switch, NEMA Type 3/4/4X - IP66 Non-Metallic - Base / DIN Rail, 6" x 4" x 5", Handle Color:Grey / Black, 25A, 3 Poles
194E-KA20E IEC Load Switch, NEMA Type 3/4/4X - IP66 Non-Metallic - Base / DIN Rail, 6" x 4" x 5", Handle Color:Red / Yellow, 25A, 3 Poles
194E-Y16-1753-4N IEC Load Switch, IP65 (Thermoplastic) - Base / DIN Rail, OFF-ON 90?, 16A, 3 Poles, Supplied with a Type N Red/Yellow Actuator
194E-Y25-1753-6N IEC Load Switch, IP65 (Thermoplastic) - Base / DIN Rail, OFF-ON 90?, 25A, 3 Poles, Supplied with a Type N Red/Yellow Actuator
194E-Y25-1756-6N IEC Load Switch, IP65 (Thermoplastic) - Base / DIN Rail, OFF-ON 90?, 25A, 6 Poles, Supplied with a Type N Red/Yellow Actuator
194E-Y32-1753-6N IEC Load Switch, IP65 (Thermoplastic) - Base / DIN Rail, OFF-ON 90?, 32A, 3 Poles, Supplied with a Type N Red/Yellow Actuator
194E-Y40-1753-6N IEC Load Switch, IP65 (Thermoplastic) - Base / DIN Rail, OFF-ON 90?, 40A, 3 Poles, Supplied with a Type N Red/Yellow Actuator
羅克韋爾AB 194E-A32-1753 底座/導軌安裝 控制與負荷開關 
194E-FA16E
194E-FA20E
194E-KA16E
194E-FA80E
194E-FA63E-P11
194E-FA63E
194E-FA40E
194E-FA32-P11
194E-KA40E-P11-PE
194E-KA32E-P11
194E-KA20E-P11
194E-KA20
194E-KA16E-P11
194E-KA16
194E-CA32E
194E-CA20-P11
194E-CA20
194E-CA16E-P11
194E-AA32E
194E-AA16E-P11
194E-FA32E-P11-PE
194E-FA32E
194E-FA32
194E-FA20-P11
194E-FA20E-P11-PE
194E-FA20E-P11
194E-FA20
194E-FA16-P11-PE
194E-FA16-P11
194E-FA16E-PD10
194E-FA16E-P11-PE
194E-FA16E-P11
194E-FA00E-P11
194E-FA00E
194E-FA80
194E-FA63-P11
194E-FA80-P11
194E-CA32-P11
194E-CA00-P11
194E-KA80E-P11-PE
194E-KA63E-P11-PE
194E-CA40-P11
194E-FA63E-P11-PE
194E-FA40EX-PD10
194E-KA32E-P11-PE
194E-FA63
194E-CA63E-P11-PE
194E-G3663M
194E-G3665M
194R-J60-1753
194E-Y32M-1753-6N
194E-Y25M-1753-6G
194E-NS-P
194E-16-C3
194E-25-C3
194E-25-C4
194E-40-C1
194E-40-C3
194E-40-C4
194E-80-C3
194E-A100-1753
194E-A100-1756
194E-A100-1753-6N
194E-A100-NP
194E-A100-PE
194E-A100-TN
194E-A16-1753
194E-A16-1753-4G
194E-A16-1753-4N
194E-A16-PD10
194E-A16-PE
194E-A25-1753
194E-A25-1753-6A
194E-A25-1753-6G
194E-A25-1753-6N
194E-A25-1753-R
194E-A25-1756
194E-A25-3753
194E-A25-NP
194E-A32-1753
194E-A32-1753-6G
194E-A32-1753-6N
194E-A32-1753-Q
194E-A32-1753-R
194E-A32-1756
194E-A32-1783
194E-A32-3753
194E-A32-NP
194E-A32-PE
194E-A32-TN
194E-A40-1753
194E-A40-1753-6G
194E-A40-1753-6N
194E-A40-1756
194E-A40-NP
194E-A63-1753
194E-A63-1753-6G
194E-A63-1753-6N
194E-A63-1756
194E-A63-3753
194E-A63-NP
194E-A63-PE
194E-A63-TN
194E-A80-1753
194E-A80-1753-6N
194E-A80-1756
194E-A80-3753
194E-A-P11
194E-A-P22
194E-A-PD10
194E-A-PL11
194E-E100-1753
194E-E100-1756
194E-E100-3753
194E-E100-1753-6N
194E-E100-NP
194E-E100-PE
194E-E100-TN
194E-E16-1753-4A
194E-E16-1753-4G
194E-E16-1753-4N
194E-E16-1756
194E-E16-NP
194E-E16-PD10
194E-E16-PE
194E-E16-TN
194E-E25-1753
194E-E25-1753-6A
194E-E25-1753-6G
194E-E25-1753-6N
194E-E25-1756
194E-E25-3753
194E-E25-NP
194E-E32-1753
194E-E32-1753-6A
194E-E32-1753-6G
194E-E32-1753-6N
194E-E32-1756
194E-E32-NP
194E-E32-PE
194E-E32-TN
194E-E40-1753
194E-E40-1753-6A
194E-E40-1753-6N
194E-E40-1756
194E-E40-3753
194E-E40-NP
194E-E63-1753
194E-E63-1753-6A
194E-E63-1753-6G
194E-E63-1753-6N
194E-E63-1756
194E-E63-3753
194E-E63-NP
194E-E63-PE
194E-E63-TN
194E-E80-1753
194E-E80-1753-6N
194E-E80-NP
194E-E-P11
194E-E-P22
194E-E-PD10
194E-E-PL11
194E-G3653
194E-G3663
194E-G3664
194E-G3665
194E-G3673
194E-G3687
194E-G3688
194E-G3707
194E-HE13G-175
194E-HE13I-175
194E-HE13N-175
194E-HE4G-175
194E-HE4N-175
194E-HE8A-175
194E-HE8G-175
194E-HE8I-175
194E-HE8N-175
194E-Y100-1753-6N
194E-Y16-1753-4A
194E-Y16-1753-4G
194E-Y16-1753-4N
194E-Y16-1756-6G
194E-Y16M-1753-4G
194E-Y16M-1753-4N
194E-Y16M-1756-6G
194E-Y16M-1756-6N
194E-Y25-1753-6G
194E-Y25-1753-6N
194E-Y25-1756-6G
194E-Y25-1756-6N
194E-Y25M-1756-6G
194E-Y25M-1753-6N
194E-Y25M-1756-6N
194E-Y32-1753-6G
194E-Y32-1753-6N
194E-Y32-1756-6G
194E-Y32-1756-6N
194E-Y40-1753-6G
194E-Y40-1753-6N
194E-Y40-1756-6G
194E-Y40-1756-6N
194E-Y40M-1753-6N
194E-Y63-1753-6N
194E-Y63-1756-6N
194E-Y80-1753-6G
194E-Y80-1753-6N
194E-NX49
194E-NX48


 AB-Bulletin 194L 控制和負載開關使用靈活，易于調整，節省時間與空間。這些開關分為前門安裝型、基座安裝型或 DIN 導軌安裝型。您可以將這些開關用作手動電機控制器和電機隔離開關。

Bulletin 194L 控制和負載開關共用相同的操作柄。

特性:
適合用作電機端隔離開關 (UL508)
16、25、32、40、63、80、100 A 感性負載開關
IP66/UL 類型 1/3/3R/12 操作柄
IP2LX 手指保護端子
3 極和 6 極型號；用于形成 4、5、7 和 8 極單元的附加極
正面/門安裝或 DIN/基座安裝結構
提供斷開/接通和切換配置
3 極和 6 極封閉式開關
可選熱塑外殼
強制斷開動作
提供可鎖手柄（最多 3 把掛鎖）
   194L 控制和負載開關支持以下應用項目：
食品加工
半導體制造
物料輸送
汽車裝配
輪胎生產
常規電氣設備
194L-E16-1753
194L-E25-1753
194L-E25-1754
194L-E25-1756
194L-E25-7543
194L-E32-1753
194L-E12-1751
194L-E12-1752
194L-E12-1753
194L-E12-1753-6N
194L-E12-1754
194L-E12-1754-6G
194L-E12-1754-6N
194L-E12-1755
194L-E12-2255
194L-E12-2501
194L-E12-2502
194L-E12-3253
194L-E12-3261
194L-E12-3262
194L-E12-3502
194L-E12-3503
194L-E12-4501
194L-E12-4511
194L-E12-4513
194L-E12-4531
194L-E12-5271
194L-E12-8251
194L-E12-8271
194L-E12-8751
194L-E12-C34
194L-E16-1752
194L-E16-1753
194L-E16-1753-6N
194L-E16-1754
194L-E16-1756
194L-E16-2503
194L-E16-3254
194L-E16-3503
194L-E20-1751
194L-E20-1752
194L-E20-1753
194L-E20-1754
194L-E20-1754-6G
194L-E20-1756
194L-E20-2253
194L-E20-3253
194L-E20-3254
194L-E20-3753
194L-E25-1752
194L-E25-1753
194L-E25-1753-6N
194L-E25-1754
194L-E25-1754-6N
194L-E25-1756
194L-E25-2503
194L-E32-1751
194L-E32-1753
194L-E32-3253
194L-E40-1754
194L-E40-1756
194L-E40-3253

194L-G2853
194L-G2864R
194L-G3195
194L-G3393
194L-G3394
194L-G3572
194L-HC4A-175
194L-HC4A-175I
194L-HC4A-250
194L-HC4A-325
194L-HC4A-350
194L-HC4A-450
194L-HC4A-451
194L-HC4A-527
194L-HC4A-551
194L-HC4A-825
194L-HC4E-175I
194L-HC4L-175
194L-HC4L-175I
194L-HC6G-175
194L-HC6N-175
194L-HCB-001
194L-HCDC-001
194L-HCDD-001
194L-HCDH-001
194L-HE4A-175
194L-HE4A-225
194L-HE4A-250
194L-HE4A-325
194L-HE4A-350
194L-HE4A-375
194L-HE4A-427
194L-HE4A-451
194L-HE4A-552
194L-HE4A-825
194L-HE4A-827
194L-HE4A-875
194L-HE4E-175
194L-HE4E-175I
194L-HE4I-175
194L-HE4L-175
194L-HE4L-175I
194L-HE6A-175
194L-HE6A-250
194L-HE6A-325
194L-HE6A-350
194L-HE6A-375
194L-HE6A-427
194L-HE6A-428
194L-HE6A-452
194L-HE6A-826
194L-HE6E-175
194L-HE6E-175I
194L-HE6E-375
194L-HE6G-175
194L-HE6I-175
194L-HE6L-175
194L-HE6L-175I
194L-HE6N-175
194L-HE6N-178
194L-HE8A-175
194L-HE8G-175
194L-HE8G-375
194L-HE8N-175
194L-Y12M-1753-6N

194L-A12-1751
194L-A12-1752
194L-A12-1753
194L-A12-1753-6A
194L-A12-1754
194L-A12-1755
194L-A12-1756
194L-A12-1783
194L-A12-2251
194L-A12-2252
194L-A12-3251
194L-A12-3252
194L-A12-3253
194L-A12-3254
194L-A12-3503
194L-A12-3504
194L-A12-4271
194L-A12-5271
194L-A12-7303
194L-A12-8251
194L-A12-8271
194L-A12-8751
194L-A12-8752
194L-A12-8761
194L-A12-8771
194L-A12-C34
194L-A12Z-50093-C
194L-A12Z-50857-BR
194L-A12Z-50926-BR
194L-A16-1751
194L-A16-1752
194L-A16-1753
194L-A16-1754
194L-A16-1755
194L-A16-1756
194L-A16-2251
194L-A16-3252
194L-A16-3503
194L-A16-3504
194L-A16-4271
194L-A16-7303
194L-A16Z-50043-C
194L-A16Z-50880-BR
194L-A20-1751
194L-A20-1752
194L-A20-1753
194L-A20-1754
194L-A20-1755
194L-A20-1756
194L-A20-1764
194L-A20-2252
194L-A20-3251
194L-A20-3252
194L-A20-3503
194L-A20-3504
194L-A20-4271
194L-A20-7303
194L-A20-C34
194L-A20Z-50613-BR
194L-A20Z-50709-BR
194L-A25-1751
194L-A25-1752
194L-A25-1753
  羅克韋爾Allen-Bradley(AB ) 電路和負載保護：
旋轉隔離開關
我們的旋轉隔離開關包含各種熔斷型和非熔斷型開關，電流范圍 20...1250 A，訂購時可帶機殼或不帶機殼。非熔斷型開關允許使用自己的熔斷器盒。熔絲型開關帶集成熔絲架，面板空間要求較低。
特性
包含 20-1250 A IEC 和 30-1200 A UL 規格
提供觸摸保護設計
包括 OSHA 掛鎖
提供正面或側面外部操作
提供熱塑、噴漆金屬和不銹鋼機殼，適合需要電機端隔離的應用
附件

194R-FC 纜索操作機構

提供 30 A 和 60 A 規格
提供熔斷型和非熔斷型開關型號
使用 Bulletin 1494U 固定柄，防護等級為：IP66（類型 3R、3、12、4、4X）
包含預裝的具有互鎖功能的電纜操作隔離開關
電纜長度為 3 - 10 英尺
194R-LFC 電纜操作機構

提供 100 A 和 200 A 規格
提供熔斷型開關型號
使用 Bulletin 1494U 固定柄，防護等級為：IP66（類型 3R、3、12、4、4X）
包含預裝的具有互鎖功能的電纜操作隔離開關
電纜長度為 3 - 10 英尺
194R-SDK2 側面安裝套件

提供 30 - 60 A 規格
提供熔斷型開關型號
提供操作柄進入，等級為：IP66（類型 3R、3、12、4、4X）
包含預裝的側面安裝支架式隔離互鎖
194R-J30-1753S-PYN1
194R-J60-1753S-PYN1
194R-N30-1753-PBN2
194R-J60-1753
194R-N60-1753
194R-60-NN
194R-60-NJ
194R-60-C3
194R-C30-FC
194R-30-HDWR
194R-FC03
194R-FC04
194R-FC06
194R-J30-1753S
194R-B20-1753
194R-30-MTL3
194R-PLA1
194R-J60-1753S
194R-D32-1753
194R-60-MTL3
194L-HE4I-178I
194R-30-C3
194R-30-NJ
194R-30-NN
194R-C30-1753
194R-HM1
194R-HM1E
194R-HM1-N1
194R-HM4
194R-HM4-L
194R-R9
194R-R10
194R-R12
194R-LNC7
194R-LNC17
194R-LNC18
194R-LNC20
194R-LNC21
140U-H0C3-C25
194R-LNC32
194R-1STNONC
194R-TL1
194R-TL2
194R-TL3
194R-TL4
194R-TL5
194R-R7
194R-R8
194R-HM4-NFPA1
194R-HM4-NFPA3
194R-SDK2
194R-C30-1753-PYN2
194R-J30-1753-PYN1
194R-N30-1753-PBS1
194R-J60-1753
194R-HM4E
194R-HM4E-N1
194R-HM4E-N2
194R-HM4-N1
194R-J30-1753
194R-N30-1753
194R-NHR4
194R-R1G
194R-R2M
194R-R3
194R-R3G
194R-R4
194R-R5
194R-R6
194R-SC1
2090-S-BLHD
194R-PB
194R-PY
194R-PBT
194R-S1
194R-S2
194R-N1
194R-N2
L11-S1
L11-S2

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